Home / 177,785.85-245,367.05-101,332.43

Finding the Fourth Proportional to 177,785.85, 245,367.05 and 101,332.43

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Solution

The fourth proportional to 177,785.85, 245,367.05 and 101,332.43 is: 139,851.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,785.85 : 245,367.05 = 101,332.43 : x
  2. Step 2: Convert to fraction form
    177,785.85/245,367.05 = 101,332.43/x
  3. Step 3: Cross multiply
    177,785.85x = 245,367.05 × 101,332.43
  4. Step 4: Simplify right side
    177,785.85x = 24,863,637,684.93
  5. Step 5: Solve for x
    x = 24,863,637,684.93/177,785.85
  6. Step 6: Final answer
    x = 139,851.61

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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.