Home / 185,931.73-256,587.78-101,048.83

Finding the Fourth Proportional to 185,931.73, 256,587.78 and 101,048.83

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Solution

The fourth proportional to 185,931.73, 256,587.78 and 101,048.83 is: 139,448.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,931.73 : 256,587.78 = 101,048.83 : x
  2. Step 2: Convert to fraction form
    185,931.73/256,587.78 = 101,048.83/x
  3. Step 3: Cross multiply
    185,931.73x = 256,587.78 × 101,048.83
  4. Step 4: Simplify right side
    185,931.73x = 25,927,894,961.30
  5. Step 5: Solve for x
    x = 25,927,894,961.30/185,931.73
  6. Step 6: Final answer
    x = 139,448.47

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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.