Home / 185,516.04-255,843.15-156,895.74

Finding the Fourth Proportional to 185,516.04, 255,843.15 and 156,895.74

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Solution

The fourth proportional to 185,516.04, 255,843.15 and 156,895.74 is: 216,373.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,516.04 : 255,843.15 = 156,895.74 : x
  2. Step 2: Convert to fraction form
    185,516.04/255,843.15 = 156,895.74/x
  3. Step 3: Cross multiply
    185,516.04x = 255,843.15 × 156,895.74
  4. Step 4: Simplify right side
    185,516.04x = 40,140,700,343.18
  5. Step 5: Solve for x
    x = 40,140,700,343.18/185,516.04
  6. Step 6: Final answer
    x = 216,373.21

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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.