Home / 195,555.06-293,480.28-135,549.72

Finding the Fourth Proportional to 195,555.06, 293,480.28 and 135,549.72

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Solution

The fourth proportional to 195,555.06, 293,480.28 and 135,549.72 is: 203,426.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,555.06 : 293,480.28 = 135,549.72 : x
  2. Step 2: Convert to fraction form
    195,555.06/293,480.28 = 135,549.72/x
  3. Step 3: Cross multiply
    195,555.06x = 293,480.28 × 135,549.72
  4. Step 4: Simplify right side
    195,555.06x = 39,781,169,779.52
  5. Step 5: Solve for x
    x = 39,781,169,779.52/195,555.06
  6. Step 6: Final answer
    x = 203,426.95

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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.