Home / 185,810.22-256,374.18-109,332.63

Finding the Fourth Proportional to 185,810.22, 256,374.18 and 109,332.63

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Solution

The fourth proportional to 185,810.22, 256,374.18 and 109,332.63 is: 150,853.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,810.22 : 256,374.18 = 109,332.63 : x
  2. Step 2: Convert to fraction form
    185,810.22/256,374.18 = 109,332.63/x
  3. Step 3: Cross multiply
    185,810.22x = 256,374.18 × 109,332.63
  4. Step 4: Simplify right side
    185,810.22x = 28,030,063,363.49
  5. Step 5: Solve for x
    x = 28,030,063,363.49/185,810.22
  6. Step 6: Final answer
    x = 150,853.18

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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.