Home / 92,388.04-127,499.22-51,555.74

Finding the Fourth Proportional to 92,388.04, 127,499.22 and 51,555.74

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Solution

The fourth proportional to 92,388.04, 127,499.22 and 51,555.74 is: 71,149.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,388.04 : 127,499.22 = 51,555.74 : x
  2. Step 2: Convert to fraction form
    92,388.04/127,499.22 = 51,555.74/x
  3. Step 3: Cross multiply
    92,388.04x = 127,499.22 × 51,555.74
  4. Step 4: Simplify right side
    92,388.04x = 6,573,316,636.52
  5. Step 5: Solve for x
    x = 6,573,316,636.52/92,388.04
  6. Step 6: Final answer
    x = 71,149.00

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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.