Home / 185,875.26-256,885.93-140,538.75

Finding the Fourth Proportional to 185,875.26, 256,885.93 and 140,538.75

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Solution

The fourth proportional to 185,875.26, 256,885.93 and 140,538.75 is: 194,229.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,875.26 : 256,885.93 = 140,538.75 : x
  2. Step 2: Convert to fraction form
    185,875.26/256,885.93 = 140,538.75/x
  3. Step 3: Cross multiply
    185,875.26x = 256,885.93 × 140,538.75
  4. Step 4: Simplify right side
    185,875.26x = 36,102,426,707.14
  5. Step 5: Solve for x
    x = 36,102,426,707.14/185,875.26
  6. Step 6: Final answer
    x = 194,229.33

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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.