Home / 170,377.94-235,123.16-93,899.78

Finding the Fourth Proportional to 170,377.94, 235,123.16 and 93,899.78

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Solution

The fourth proportional to 170,377.94, 235,123.16 and 93,899.78 is: 129,582.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,377.94 : 235,123.16 = 93,899.78 : x
  2. Step 2: Convert to fraction form
    170,377.94/235,123.16 = 93,899.78/x
  3. Step 3: Cross multiply
    170,377.94x = 235,123.16 × 93,899.78
  4. Step 4: Simplify right side
    170,377.94x = 22,078,011,351.79
  5. Step 5: Solve for x
    x = 22,078,011,351.79/170,377.94
  6. Step 6: Final answer
    x = 129,582.57

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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.