Home / 127,225.16-175,602.27-73,543.62

Finding the Fourth Proportional to 127,225.16, 175,602.27 and 73,543.62

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Solution

The fourth proportional to 127,225.16, 175,602.27 and 73,543.62 is: 101,508.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,225.16 : 175,602.27 = 73,543.62 : x
  2. Step 2: Convert to fraction form
    127,225.16/175,602.27 = 73,543.62/x
  3. Step 3: Cross multiply
    127,225.16x = 175,602.27 × 73,543.62
  4. Step 4: Simplify right side
    127,225.16x = 12,914,426,616.02
  5. Step 5: Solve for x
    x = 12,914,426,616.02/127,225.16
  6. Step 6: Final answer
    x = 101,508.43

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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.