Home / 127,099.52-175,418.22-70,529.12

Finding the Fourth Proportional to 127,099.52, 175,418.22 and 70,529.12

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Solution

The fourth proportional to 127,099.52, 175,418.22 and 70,529.12 is: 97,341.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,099.52 : 175,418.22 = 70,529.12 : x
  2. Step 2: Convert to fraction form
    127,099.52/175,418.22 = 70,529.12/x
  3. Step 3: Cross multiply
    127,099.52x = 175,418.22 × 70,529.12
  4. Step 4: Simplify right side
    127,099.52x = 12,372,092,688.57
  5. Step 5: Solve for x
    x = 12,372,092,688.57/127,099.52
  6. Step 6: Final answer
    x = 97,341.77

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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.