Home / 92,866.27-128,163.39-52,587.13

Finding the Fourth Proportional to 92,866.27, 128,163.39 and 52,587.13

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Solution

The fourth proportional to 92,866.27, 128,163.39 and 52,587.13 is: 72,574.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,866.27 : 128,163.39 = 52,587.13 : x
  2. Step 2: Convert to fraction form
    92,866.27/128,163.39 = 52,587.13/x
  3. Step 3: Cross multiply
    92,866.27x = 128,163.39 × 52,587.13
  4. Step 4: Simplify right side
    92,866.27x = 6,739,744,851.17
  5. Step 5: Solve for x
    x = 6,739,744,851.17/92,866.27
  6. Step 6: Final answer
    x = 72,574.73

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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.