Home / 98,877.82-148,316.64-39,713.50

Finding the Fourth Proportional to 98,877.82, 148,316.64 and 39,713.50

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Solution

The fourth proportional to 98,877.82, 148,316.64 and 39,713.50 is: 59,570.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,877.82 : 148,316.64 = 39,713.50 : x
  2. Step 2: Convert to fraction form
    98,877.82/148,316.64 = 39,713.50/x
  3. Step 3: Cross multiply
    98,877.82x = 148,316.64 × 39,713.50
  4. Step 4: Simplify right side
    98,877.82x = 5,890,172,882.64
  5. Step 5: Solve for x
    x = 5,890,172,882.64/98,877.82
  6. Step 6: Final answer
    x = 59,570.21

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1.5x scale

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.