Home / 109,177.04-150,667.25-61,432.08

Finding the Fourth Proportional to 109,177.04, 150,667.25 and 61,432.08

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Solution

The fourth proportional to 109,177.04, 150,667.25 and 61,432.08 is: 84,777.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,177.04 : 150,667.25 = 61,432.08 : x
  2. Step 2: Convert to fraction form
    109,177.04/150,667.25 = 61,432.08/x
  3. Step 3: Cross multiply
    109,177.04x = 150,667.25 × 61,432.08
  4. Step 4: Simplify right side
    109,177.04x = 9,255,802,555.38
  5. Step 5: Solve for x
    x = 9,255,802,555.38/109,177.04
  6. Step 6: Final answer
    x = 84,777.93

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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.