Home / 127,946.37-176,508.87-74,200.23

Finding the Fourth Proportional to 127,946.37, 176,508.87 and 74,200.23

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Solution

The fourth proportional to 127,946.37, 176,508.87 and 74,200.23 is: 102,363.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,946.37 : 176,508.87 = 74,200.23 : x
  2. Step 2: Convert to fraction form
    127,946.37/176,508.87 = 74,200.23/x
  3. Step 3: Cross multiply
    127,946.37x = 176,508.87 × 74,200.23
  4. Step 4: Simplify right side
    127,946.37x = 13,096,998,751.04
  5. Step 5: Solve for x
    x = 13,096,998,751.04/127,946.37
  6. Step 6: Final answer
    x = 102,363.19

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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.