Home / 92,265.15-127,335.33-56,478.81

Finding the Fourth Proportional to 92,265.15, 127,335.33 and 56,478.81

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Solution

The fourth proportional to 92,265.15, 127,335.33 and 56,478.81 is: 77,946.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,265.15 : 127,335.33 = 56,478.81 : x
  2. Step 2: Convert to fraction form
    92,265.15/127,335.33 = 56,478.81/x
  3. Step 3: Cross multiply
    92,265.15x = 127,335.33 × 56,478.81
  4. Step 4: Simplify right side
    92,265.15x = 7,191,747,909.36
  5. Step 5: Solve for x
    x = 7,191,747,909.36/92,265.15
  6. Step 6: Final answer
    x = 77,946.53

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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.