Home / 98,926.80-148,001.40-89,595.60

Finding the Fourth Proportional to 98,926.80, 148,001.40 and 89,595.60

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Solution

The fourth proportional to 98,926.80, 148,001.40 and 89,595.60 is: 134,041.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,926.80 : 148,001.40 = 89,595.60 : x
  2. Step 2: Convert to fraction form
    98,926.80/148,001.40 = 89,595.60/x
  3. Step 3: Cross multiply
    98,926.80x = 148,001.40 × 89,595.60
  4. Step 4: Simplify right side
    98,926.80x = 13,260,274,233.84
  5. Step 5: Solve for x
    x = 13,260,274,233.84/98,926.80
  6. Step 6: Final answer
    x = 134,041.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.