Home / 217,502.34-326,148.02-127,574.44

Finding the Fourth Proportional to 217,502.34, 326,148.02 and 127,574.44

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Solution

The fourth proportional to 217,502.34, 326,148.02 and 127,574.44 is: 191,299.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,502.34 : 326,148.02 = 127,574.44 : x
  2. Step 2: Convert to fraction form
    217,502.34/326,148.02 = 127,574.44/x
  3. Step 3: Cross multiply
    217,502.34x = 326,148.02 × 127,574.44
  4. Step 4: Simplify right side
    217,502.34x = 41,608,151,008.61
  5. Step 5: Solve for x
    x = 41,608,151,008.61/217,502.34
  6. Step 6: Final answer
    x = 191,299.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.