Home / 127,947.20-176,572.48-70,586.24

Finding the Fourth Proportional to 127,947.20, 176,572.48 and 70,586.24

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Solution

The fourth proportional to 127,947.20, 176,572.48 and 70,586.24 is: 97,411.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,947.20 : 176,572.48 = 70,586.24 : x
  2. Step 2: Convert to fraction form
    127,947.20/176,572.48 = 70,586.24/x
  3. Step 3: Cross multiply
    127,947.20x = 176,572.48 × 70,586.24
  4. Step 4: Simplify right side
    127,947.20x = 12,463,587,450.68
  5. Step 5: Solve for x
    x = 12,463,587,450.68/127,947.20
  6. Step 6: Final answer
    x = 97,411.96

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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.