Home / 170,378.30-235,123.66-93,900.18

Finding the Fourth Proportional to 170,378.30, 235,123.66 and 93,900.18

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Solution

The fourth proportional to 170,378.30, 235,123.66 and 93,900.18 is: 129,583.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,378.30 : 235,123.66 = 93,900.18 : x
  2. Step 2: Convert to fraction form
    170,378.30/235,123.66 = 93,900.18/x
  3. Step 3: Cross multiply
    170,378.30x = 235,123.66 × 93,900.18
  4. Step 4: Simplify right side
    170,378.30x = 22,078,153,996.26
  5. Step 5: Solve for x
    x = 22,078,153,996.26/170,378.30
  6. Step 6: Final answer
    x = 129,583.13

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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.