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Finding the Fourth Proportional to 124,343.30, 171,595.04 and 67,754.67

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Solution

The fourth proportional to 124,343.30, 171,595.04 and 67,754.67 is: 93,502.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,343.30 : 171,595.04 = 67,754.67 : x
  2. Step 2: Convert to fraction form
    124,343.30/171,595.04 = 67,754.67/x
  3. Step 3: Cross multiply
    124,343.30x = 171,595.04 × 67,754.67
  4. Step 4: Simplify right side
    124,343.30x = 11,626,364,970.06
  5. Step 5: Solve for x
    x = 11,626,364,970.06/124,343.30
  6. Step 6: Final answer
    x = 93,502.15

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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.