Home / 127,835.68-176,420.88-71,246.92

Finding the Fourth Proportional to 127,835.68, 176,420.88 and 71,246.92

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Solution

The fourth proportional to 127,835.68, 176,420.88 and 71,246.92 is: 98,325.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,835.68 : 176,420.88 = 71,246.92 : x
  2. Step 2: Convert to fraction form
    127,835.68/176,420.88 = 71,246.92/x
  3. Step 3: Cross multiply
    127,835.68x = 176,420.88 × 71,246.92
  4. Step 4: Simplify right side
    127,835.68x = 12,569,444,323.69
  5. Step 5: Solve for x
    x = 12,569,444,323.69/127,835.68
  6. Step 6: Final answer
    x = 98,325.01

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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.