Home / 99,825.17-137,709.02-59,510.53

Finding the Fourth Proportional to 99,825.17, 137,709.02 and 59,510.53

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Solution

The fourth proportional to 99,825.17, 137,709.02 and 59,510.53 is: 82,094.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,825.17 : 137,709.02 = 59,510.53 : x
  2. Step 2: Convert to fraction form
    99,825.17/137,709.02 = 59,510.53/x
  3. Step 3: Cross multiply
    99,825.17x = 137,709.02 × 59,510.53
  4. Step 4: Simplify right side
    99,825.17x = 8,195,136,570.48
  5. Step 5: Solve for x
    x = 8,195,136,570.48/99,825.17
  6. Step 6: Final answer
    x = 82,094.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.