Home / 92,011.48-126,987.60-56,193.92

Finding the Fourth Proportional to 92,011.48, 126,987.60 and 56,193.92

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Solution

The fourth proportional to 92,011.48, 126,987.60 and 56,193.92 is: 77,554.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,011.48 : 126,987.60 = 56,193.92 : x
  2. Step 2: Convert to fraction form
    92,011.48/126,987.60 = 56,193.92/x
  3. Step 3: Cross multiply
    92,011.48x = 126,987.60 × 56,193.92
  4. Step 4: Simplify right side
    92,011.48x = 7,135,931,035.39
  5. Step 5: Solve for x
    x = 7,135,931,035.39/92,011.48
  6. Step 6: Final answer
    x = 77,554.79

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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.