Home / 92,882.27-128,178.02-52,603.86

Finding the Fourth Proportional to 92,882.27, 128,178.02 and 52,603.86

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Solution

The fourth proportional to 92,882.27, 128,178.02 and 52,603.86 is: 72,593.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,882.27 : 128,178.02 = 52,603.86 : x
  2. Step 2: Convert to fraction form
    92,882.27/128,178.02 = 52,603.86/x
  3. Step 3: Cross multiply
    92,882.27x = 128,178.02 × 52,603.86
  4. Step 4: Simplify right side
    92,882.27x = 6,742,658,619.16
  5. Step 5: Solve for x
    x = 6,742,658,619.16/92,882.27
  6. Step 6: Final answer
    x = 72,593.60

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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.