Home / 215,244.32-296,726.12-142,525.52

Finding the Fourth Proportional to 215,244.32, 296,726.12 and 142,525.52

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Solution

The fourth proportional to 215,244.32, 296,726.12 and 142,525.52 is: 196,479.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,244.32 : 296,726.12 = 142,525.52 : x
  2. Step 2: Convert to fraction form
    215,244.32/296,726.12 = 142,525.52/x
  3. Step 3: Cross multiply
    215,244.32x = 296,726.12 × 142,525.52
  4. Step 4: Simplify right side
    215,244.32x = 42,291,044,550.58
  5. Step 5: Solve for x
    x = 42,291,044,550.58/215,244.32
  6. Step 6: Final answer
    x = 196,479.26

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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.