Home / 126,123.86-174,048.29-69,535.38

Finding the Fourth Proportional to 126,123.86, 174,048.29 and 69,535.38

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Solution

The fourth proportional to 126,123.86, 174,048.29 and 69,535.38 is: 95,957.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,123.86 : 174,048.29 = 69,535.38 : x
  2. Step 2: Convert to fraction form
    126,123.86/174,048.29 = 69,535.38/x
  3. Step 3: Cross multiply
    126,123.86x = 174,048.29 × 69,535.38
  4. Step 4: Simplify right side
    126,123.86x = 12,102,513,983.50
  5. Step 5: Solve for x
    x = 12,102,513,983.50/126,123.86
  6. Step 6: Final answer
    x = 95,957.37

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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.