Home / 124,254.16-171,472.70-67,665.48

Finding the Fourth Proportional to 124,254.16, 171,472.70 and 67,665.48

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Solution

The fourth proportional to 124,254.16, 171,472.70 and 67,665.48 is: 93,379.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,254.16 : 171,472.70 = 67,665.48 : x
  2. Step 2: Convert to fraction form
    124,254.16/171,472.70 = 67,665.48/x
  3. Step 3: Cross multiply
    124,254.16x = 171,472.70 × 67,665.48
  4. Step 4: Simplify right side
    124,254.16x = 11,602,782,552.40
  5. Step 5: Solve for x
    x = 11,602,782,552.40/124,254.16
  6. Step 6: Final answer
    x = 93,379.43

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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.