Home / 98,926.04-136,524.86-55,909.50

Finding the Fourth Proportional to 98,926.04, 136,524.86 and 55,909.50

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Solution

The fourth proportional to 98,926.04, 136,524.86 and 55,909.50 is: 77,159.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,926.04 : 136,524.86 = 55,909.50 : x
  2. Step 2: Convert to fraction form
    98,926.04/136,524.86 = 55,909.50/x
  3. Step 3: Cross multiply
    98,926.04x = 136,524.86 × 55,909.50
  4. Step 4: Simplify right side
    98,926.04x = 7,633,036,380.62
  5. Step 5: Solve for x
    x = 7,633,036,380.62/98,926.04
  6. Step 6: Final answer
    x = 77,159.02

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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.