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Finding the Fourth Proportional to 61,355,928.04, 84,672,952.42 and 33,855,627.72

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Solution

The fourth proportional to 61,355,928.04, 84,672,952.42 and 33,855,627.72 is: 46,721,743.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,355,928.04 : 84,672,952.42 = 33,855,627.72 : x
  2. Step 2: Convert to fraction form
    61,355,928.04/84,672,952.42 = 33,855,627.72/x
  3. Step 3: Cross multiply
    61,355,928.04x = 84,672,952.42 × 33,855,627.72
  4. Step 4: Simplify right side
    61,355,928.04x = 2,866,655,955,084,793
  5. Step 5: Solve for x
    x = 2,866,655,955,084,793/61,355,928.04
  6. Step 6: Final answer
    x = 46,721,743.87

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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.