Home / 97,695.38-134,820.53-57,410.02

Finding the Fourth Proportional to 97,695.38, 134,820.53 and 57,410.02

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Solution

The fourth proportional to 97,695.38, 134,820.53 and 57,410.02 is: 79,226.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,695.38 : 134,820.53 = 57,410.02 : x
  2. Step 2: Convert to fraction form
    97,695.38/134,820.53 = 57,410.02/x
  3. Step 3: Cross multiply
    97,695.38x = 134,820.53 × 57,410.02
  4. Step 4: Simplify right side
    97,695.38x = 7,740,049,323.71
  5. Step 5: Solve for x
    x = 7,740,049,323.71/97,695.38
  6. Step 6: Final answer
    x = 79,226.36

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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.