Home / 90,476.11-124,921.74-60,332.50

Finding the Fourth Proportional to 90,476.11, 124,921.74 and 60,332.50

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Solution

The fourth proportional to 90,476.11, 124,921.74 and 60,332.50 is: 83,302.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,476.11 : 124,921.74 = 60,332.50 : x
  2. Step 2: Convert to fraction form
    90,476.11/124,921.74 = 60,332.50/x
  3. Step 3: Cross multiply
    90,476.11x = 124,921.74 × 60,332.50
  4. Step 4: Simplify right side
    90,476.11x = 7,536,840,878.55
  5. Step 5: Solve for x
    x = 7,536,840,878.55/90,476.11
  6. Step 6: Final answer
    x = 83,302.00

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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.