Home / 98,722.06-136,239.57-54,010.06

Finding the Fourth Proportional to 98,722.06, 136,239.57 and 54,010.06

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Solution

The fourth proportional to 98,722.06, 136,239.57 and 54,010.06 is: 74,535.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,722.06 : 136,239.57 = 54,010.06 : x
  2. Step 2: Convert to fraction form
    98,722.06/136,239.57 = 54,010.06/x
  3. Step 3: Cross multiply
    98,722.06x = 136,239.57 × 54,010.06
  4. Step 4: Simplify right side
    98,722.06x = 7,358,307,350.07
  5. Step 5: Solve for x
    x = 7,358,307,350.07/98,722.06
  6. Step 6: Final answer
    x = 74,535.59

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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.