Home / 92,631.78-127,784.88-58,582.92

Finding the Fourth Proportional to 92,631.78, 127,784.88 and 58,582.92

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Solution

The fourth proportional to 92,631.78, 127,784.88 and 58,582.92 is: 80,814.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,631.78 : 127,784.88 = 58,582.92 : x
  2. Step 2: Convert to fraction form
    92,631.78/127,784.88 = 58,582.92/x
  3. Step 3: Cross multiply
    92,631.78x = 127,784.88 × 58,582.92
  4. Step 4: Simplify right side
    92,631.78x = 7,486,011,402.25
  5. Step 5: Solve for x
    x = 7,486,011,402.25/92,631.78
  6. Step 6: Final answer
    x = 80,814.72

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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.