Home / 131,649.40-181,479.18-95,782.60

Finding the Fourth Proportional to 131,649.40, 181,479.18 and 95,782.60

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Solution

The fourth proportional to 131,649.40, 181,479.18 and 95,782.60 is: 132,036.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,649.40 : 181,479.18 = 95,782.60 : x
  2. Step 2: Convert to fraction form
    131,649.40/181,479.18 = 95,782.60/x
  3. Step 3: Cross multiply
    131,649.40x = 181,479.18 × 95,782.60
  4. Step 4: Simplify right side
    131,649.40x = 17,382,547,706.27
  5. Step 5: Solve for x
    x = 17,382,547,706.27/131,649.40
  6. Step 6: Final answer
    x = 132,036.66

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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.