Home / 87,966.02-121,202.98-59,622.50

Finding the Fourth Proportional to 87,966.02, 121,202.98 and 59,622.50

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Solution

The fourth proportional to 87,966.02, 121,202.98 and 59,622.50 is: 82,150.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,966.02 : 121,202.98 = 59,622.50 : x
  2. Step 2: Convert to fraction form
    87,966.02/121,202.98 = 59,622.50/x
  3. Step 3: Cross multiply
    87,966.02x = 121,202.98 × 59,622.50
  4. Step 4: Simplify right side
    87,966.02x = 7,226,423,919.98
  5. Step 5: Solve for x
    x = 7,226,423,919.98/87,966.02
  6. Step 6: Final answer
    x = 82,150.18

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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.