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Finding the Fourth Proportional to 42,963,717.04, 59,294,978.12 and 24,128,394.48

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Solution

The fourth proportional to 42,963,717.04, 59,294,978.12 and 24,128,394.48 is: 33,300,019.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,963,717.04 : 59,294,978.12 = 24,128,394.48 : x
  2. Step 2: Convert to fraction form
    42,963,717.04/59,294,978.12 = 24,128,394.48/x
  3. Step 3: Cross multiply
    42,963,717.04x = 59,294,978.12 × 24,128,394.48
  4. Step 4: Simplify right side
    42,963,717.04x = 1,430,692,622,762,328.75
  5. Step 5: Solve for x
    x = 1,430,692,622,762,328.75/42,963,717.04
  6. Step 6: Final answer
    x = 33,300,019.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.