Home / 99,302.76-149,029.02-52,566.12

Finding the Fourth Proportional to 99,302.76, 149,029.02 and 52,566.12

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Solution

The fourth proportional to 99,302.76, 149,029.02 and 52,566.12 is: 78,888.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,302.76 : 149,029.02 = 52,566.12 : x
  2. Step 2: Convert to fraction form
    99,302.76/149,029.02 = 52,566.12/x
  3. Step 3: Cross multiply
    99,302.76x = 149,029.02 × 52,566.12
  4. Step 4: Simplify right side
    99,302.76x = 7,833,877,348.80
  5. Step 5: Solve for x
    x = 7,833,877,348.80/99,302.76
  6. Step 6: Final answer
    x = 78,888.82

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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.