Home / 123,235.93-170,073.45-69,501.34

Finding the Fourth Proportional to 123,235.93, 170,073.45 and 69,501.34

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Solution

The fourth proportional to 123,235.93, 170,073.45 and 69,501.34 is: 95,916.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,235.93 : 170,073.45 = 69,501.34 : x
  2. Step 2: Convert to fraction form
    123,235.93/170,073.45 = 69,501.34/x
  3. Step 3: Cross multiply
    123,235.93x = 170,073.45 × 69,501.34
  4. Step 4: Simplify right side
    123,235.93x = 11,820,332,248.24
  5. Step 5: Solve for x
    x = 11,820,332,248.24/123,235.93
  6. Step 6: Final answer
    x = 95,916.28

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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.