Home / 58,752,012.80-88,128,019.20-42,627,699.20

Finding the Fourth Proportional to 58,752,012.80, 88,128,019.20 and 42,627,699.20

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Solution

The fourth proportional to 58,752,012.80, 88,128,019.20 and 42,627,699.20 is: 63,941,548.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,752,012.80 : 88,128,019.20 = 42,627,699.20 : x
  2. Step 2: Convert to fraction form
    58,752,012.80/88,128,019.20 = 42,627,699.20/x
  3. Step 3: Cross multiply
    58,752,012.80x = 88,128,019.20 × 42,627,699.20
  4. Step 4: Simplify right side
    58,752,012.80x = 3,756,694,693,549,425
  5. Step 5: Solve for x
    x = 3,756,694,693,549,425/58,752,012.80
  6. Step 6: Final answer
    x = 63,941,548.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.