Home / 176,680.08-243,840.60-101,228.76

Finding the Fourth Proportional to 176,680.08, 243,840.60 and 101,228.76

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Solution

The fourth proportional to 176,680.08, 243,840.60 and 101,228.76 is: 139,708.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,680.08 : 243,840.60 = 101,228.76 : x
  2. Step 2: Convert to fraction form
    176,680.08/243,840.60 = 101,228.76/x
  3. Step 3: Cross multiply
    176,680.08x = 243,840.60 × 101,228.76
  4. Step 4: Simplify right side
    176,680.08x = 24,683,681,575.66
  5. Step 5: Solve for x
    x = 24,683,681,575.66/176,680.08
  6. Step 6: Final answer
    x = 139,708.35

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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.