Home / 98,559.24-136,014.51-55,539.10

Finding the Fourth Proportional to 98,559.24, 136,014.51 and 55,539.10

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Solution

The fourth proportional to 98,559.24, 136,014.51 and 55,539.10 is: 76,645.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,559.24 : 136,014.51 = 55,539.10 : x
  2. Step 2: Convert to fraction form
    98,559.24/136,014.51 = 55,539.10/x
  3. Step 3: Cross multiply
    98,559.24x = 136,014.51 × 55,539.10
  4. Step 4: Simplify right side
    98,559.24x = 7,554,123,472.34
  5. Step 5: Solve for x
    x = 7,554,123,472.34/98,559.24
  6. Step 6: Final answer
    x = 76,645.51

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1.5x scale

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.