Home / 233,572.74-322,330.40-126,142.79

Finding the Fourth Proportional to 233,572.74, 322,330.40 and 126,142.79

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Solution

The fourth proportional to 233,572.74, 322,330.40 and 126,142.79 is: 174,077.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,572.74 : 322,330.40 = 126,142.79 : x
  2. Step 2: Convert to fraction form
    233,572.74/322,330.40 = 126,142.79/x
  3. Step 3: Cross multiply
    233,572.74x = 322,330.40 × 126,142.79
  4. Step 4: Simplify right side
    233,572.74x = 40,659,653,715.45
  5. Step 5: Solve for x
    x = 40,659,653,715.45/233,572.74
  6. Step 6: Final answer
    x = 174,077.05

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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.