Home / 90,526.77-124,941.96-52,801.02

Finding the Fourth Proportional to 90,526.77, 124,941.96 and 52,801.02

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Solution

The fourth proportional to 90,526.77, 124,941.96 and 52,801.02 is: 72,874.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,526.77 : 124,941.96 = 52,801.02 : x
  2. Step 2: Convert to fraction form
    90,526.77/124,941.96 = 52,801.02/x
  3. Step 3: Cross multiply
    90,526.77x = 124,941.96 × 52,801.02
  4. Step 4: Simplify right side
    90,526.77x = 6,597,062,928.80
  5. Step 5: Solve for x
    x = 6,597,062,928.80/90,526.77
  6. Step 6: Final answer
    x = 72,874.17

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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.