Home / 98,239.03-147,235.23-42,013.00

Finding the Fourth Proportional to 98,239.03, 147,235.23 and 42,013.00

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Solution

The fourth proportional to 98,239.03, 147,235.23 and 42,013.00 is: 62,966.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,239.03 : 147,235.23 = 42,013.00 : x
  2. Step 2: Convert to fraction form
    98,239.03/147,235.23 = 42,013.00/x
  3. Step 3: Cross multiply
    98,239.03x = 147,235.23 × 42,013.00
  4. Step 4: Simplify right side
    98,239.03x = 6,185,793,902.03
  5. Step 5: Solve for x
    x = 6,185,793,902.03/98,239.03
  6. Step 6: Final answer
    x = 62,966.77

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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.