Home / 127,185.92-175,516.56-70,597.28

Finding the Fourth Proportional to 127,185.92, 175,516.56 and 70,597.28

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Solution

The fourth proportional to 127,185.92, 175,516.56 and 70,597.28 is: 97,424.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,185.92 : 175,516.56 = 70,597.28 : x
  2. Step 2: Convert to fraction form
    127,185.92/175,516.56 = 70,597.28/x
  3. Step 3: Cross multiply
    127,185.92x = 175,516.56 × 70,597.28
  4. Step 4: Simplify right side
    127,185.92x = 12,390,991,730.96
  5. Step 5: Solve for x
    x = 12,390,991,730.96/127,185.92
  6. Step 6: Final answer
    x = 97,424.24

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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.