Home / 89,851.68-124,014.24-61,594.56

Finding the Fourth Proportional to 89,851.68, 124,014.24 and 61,594.56

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Solution

The fourth proportional to 89,851.68, 124,014.24 and 61,594.56 is: 85,013.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,851.68 : 124,014.24 = 61,594.56 : x
  2. Step 2: Convert to fraction form
    89,851.68/124,014.24 = 61,594.56/x
  3. Step 3: Cross multiply
    89,851.68x = 124,014.24 × 61,594.56
  4. Step 4: Simplify right side
    89,851.68x = 7,638,602,546.53
  5. Step 5: Solve for x
    x = 7,638,602,546.53/89,851.68
  6. Step 6: Final answer
    x = 85,013.46

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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.