Home / 90,159.48-124,445.16-52,441.02

Finding the Fourth Proportional to 90,159.48, 124,445.16 and 52,441.02

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Solution

The fourth proportional to 90,159.48, 124,445.16 and 52,441.02 is: 72,383.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,159.48 : 124,445.16 = 52,441.02 : x
  2. Step 2: Convert to fraction form
    90,159.48/124,445.16 = 52,441.02/x
  3. Step 3: Cross multiply
    90,159.48x = 124,445.16 × 52,441.02
  4. Step 4: Simplify right side
    90,159.48x = 6,526,031,124.46
  5. Step 5: Solve for x
    x = 6,526,031,124.46/90,159.48
  6. Step 6: Final answer
    x = 72,383.19

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.