Home / 53,191.68-73,404.24-29,318.40

Finding the Fourth Proportional to 53,191.68, 73,404.24 and 29,318.40

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Solution

The fourth proportional to 53,191.68, 73,404.24 and 29,318.40 is: 40,459.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,191.68 : 73,404.24 = 29,318.40 : x
  2. Step 2: Convert to fraction form
    53,191.68/73,404.24 = 29,318.40/x
  3. Step 3: Cross multiply
    53,191.68x = 73,404.24 × 29,318.40
  4. Step 4: Simplify right side
    53,191.68x = 2,152,094,870.02
  5. Step 5: Solve for x
    x = 2,152,094,870.02/53,191.68
  6. Step 6: Final answer
    x = 40,459.24

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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.