Home / 173,688.13-260,532.20-42,360.13

Finding the Fourth Proportional to 173,688.13, 260,532.20 and 42,360.13

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Solution

The fourth proportional to 173,688.13, 260,532.20 and 42,360.13 is: 63,540.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,688.13 : 260,532.20 = 42,360.13 : x
  2. Step 2: Convert to fraction form
    173,688.13/260,532.20 = 42,360.13/x
  3. Step 3: Cross multiply
    173,688.13x = 260,532.20 × 42,360.13
  4. Step 4: Simplify right side
    173,688.13x = 11,036,177,861.19
  5. Step 5: Solve for x
    x = 11,036,177,861.19/173,688.13
  6. Step 6: Final answer
    x = 63,540.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.