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Finding the Fourth Proportional to 127,059.80, 175,330.80 and 70,460.24

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Solution

The fourth proportional to 127,059.80, 175,330.80 and 70,460.24 is: 97,228.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,059.80 : 175,330.80 = 70,460.24 : x
  2. Step 2: Convert to fraction form
    127,059.80/175,330.80 = 70,460.24/x
  3. Step 3: Cross multiply
    127,059.80x = 175,330.80 × 70,460.24
  4. Step 4: Simplify right side
    127,059.80x = 12,353,850,247.39
  5. Step 5: Solve for x
    x = 12,353,850,247.39/127,059.80
  6. Step 6: Final answer
    x = 97,228.63

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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.