Home / 185,569.52-256,079.06-100,684.76

Finding the Fourth Proportional to 185,569.52, 256,079.06 and 100,684.76

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Solution

The fourth proportional to 185,569.52, 256,079.06 and 100,684.76 is: 138,941.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,569.52 : 256,079.06 = 100,684.76 : x
  2. Step 2: Convert to fraction form
    185,569.52/256,079.06 = 100,684.76/x
  3. Step 3: Cross multiply
    185,569.52x = 256,079.06 × 100,684.76
  4. Step 4: Simplify right side
    185,569.52x = 25,783,258,697.13
  5. Step 5: Solve for x
    x = 25,783,258,697.13/185,569.52
  6. Step 6: Final answer
    x = 138,941.24

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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.