Home / 99,344.55-137,096.13-54,023.03

Finding the Fourth Proportional to 99,344.55, 137,096.13 and 54,023.03

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Solution

The fourth proportional to 99,344.55, 137,096.13 and 54,023.03 is: 74,552.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,344.55 : 137,096.13 = 54,023.03 : x
  2. Step 2: Convert to fraction form
    99,344.55/137,096.13 = 54,023.03/x
  3. Step 3: Cross multiply
    99,344.55x = 137,096.13 × 54,023.03
  4. Step 4: Simplify right side
    99,344.55x = 7,406,348,071.21
  5. Step 5: Solve for x
    x = 7,406,348,071.21/99,344.55
  6. Step 6: Final answer
    x = 74,552.13

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1.5x scale

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.