Home / 98,625.12-147,953.04-59,172.96

Finding the Fourth Proportional to 98,625.12, 147,953.04 and 59,172.96

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Solution

The fourth proportional to 98,625.12, 147,953.04 and 59,172.96 is: 88,768.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,625.12 : 147,953.04 = 59,172.96 : x
  2. Step 2: Convert to fraction form
    98,625.12/147,953.04 = 59,172.96/x
  3. Step 3: Cross multiply
    98,625.12x = 147,953.04 × 59,172.96
  4. Step 4: Simplify right side
    98,625.12x = 8,754,819,317.80
  5. Step 5: Solve for x
    x = 8,754,819,317.80/98,625.12
  6. Step 6: Final answer
    x = 88,768.66

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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.