Home / 185,031.02-255,348.99-113,397.20

Finding the Fourth Proportional to 185,031.02, 255,348.99 and 113,397.20

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Solution

The fourth proportional to 185,031.02, 255,348.99 and 113,397.20 is: 156,491.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,031.02 : 255,348.99 = 113,397.20 : x
  2. Step 2: Convert to fraction form
    185,031.02/255,348.99 = 113,397.20/x
  3. Step 3: Cross multiply
    185,031.02x = 255,348.99 × 113,397.20
  4. Step 4: Simplify right side
    185,031.02x = 28,955,860,488.83
  5. Step 5: Solve for x
    x = 28,955,860,488.83/185,031.02
  6. Step 6: Final answer
    x = 156,491.92

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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.