Home / 154,726.19-213,592.10-97,449.69

Finding the Fourth Proportional to 154,726.19, 213,592.10 and 97,449.69

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Solution

The fourth proportional to 154,726.19, 213,592.10 and 97,449.69 is: 134,524.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,726.19 : 213,592.10 = 97,449.69 : x
  2. Step 2: Convert to fraction form
    154,726.19/213,592.10 = 97,449.69/x
  3. Step 3: Cross multiply
    154,726.19x = 213,592.10 × 97,449.69
  4. Step 4: Simplify right side
    154,726.19x = 20,814,482,863.49
  5. Step 5: Solve for x
    x = 20,814,482,863.49/154,726.19
  6. Step 6: Final answer
    x = 134,524.63

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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.