Home / 153,536.28-211,876.88-85,552.98

Finding the Fourth Proportional to 153,536.28, 211,876.88 and 85,552.98

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Solution

The fourth proportional to 153,536.28, 211,876.88 and 85,552.98 is: 118,061.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,536.28 : 211,876.88 = 85,552.98 : x
  2. Step 2: Convert to fraction form
    153,536.28/211,876.88 = 85,552.98/x
  3. Step 3: Cross multiply
    153,536.28x = 211,876.88 × 85,552.98
  4. Step 4: Simplify right side
    153,536.28x = 18,126,698,049.34
  5. Step 5: Solve for x
    x = 18,126,698,049.34/153,536.28
  6. Step 6: Final answer
    x = 118,061.33

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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.