Home / 87,736,262.96-121,037,925.21-52,909,600.16

Finding the Fourth Proportional to 87,736,262.96, 121,037,925.21 and 52,909,600.16

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Solution

The fourth proportional to 87,736,262.96, 121,037,925.21 and 52,909,600.16 is: 72,992,261.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,736,262.96 : 121,037,925.21 = 52,909,600.16 : x
  2. Step 2: Convert to fraction form
    87,736,262.96/121,037,925.21 = 52,909,600.16/x
  3. Step 3: Cross multiply
    87,736,262.96x = 121,037,925.21 × 52,909,600.16
  4. Step 4: Simplify right side
    87,736,262.96x = 6,404,068,226,451,894
  5. Step 5: Solve for x
    x = 6,404,068,226,451,894/87,736,262.96
  6. Step 6: Final answer
    x = 72,992,261.25

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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.