Home / 131,666.34-181,825.02-124,493.52

Finding the Fourth Proportional to 131,666.34, 181,825.02 and 124,493.52

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Solution

The fourth proportional to 131,666.34, 181,825.02 and 124,493.52 is: 171,919.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,666.34 : 181,825.02 = 124,493.52 : x
  2. Step 2: Convert to fraction form
    131,666.34/181,825.02 = 124,493.52/x
  3. Step 3: Cross multiply
    131,666.34x = 181,825.02 × 124,493.52
  4. Step 4: Simplify right side
    131,666.34x = 22,636,036,763.87
  5. Step 5: Solve for x
    x = 22,636,036,763.87/131,666.34
  6. Step 6: Final answer
    x = 171,919.69

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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.