Home / 98,714.26-136,225.53-55,693.69

Finding the Fourth Proportional to 98,714.26, 136,225.53 and 55,693.69

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Solution

The fourth proportional to 98,714.26, 136,225.53 and 55,693.69 is: 76,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,714.26 : 136,225.53 = 55,693.69 : x
  2. Step 2: Convert to fraction form
    98,714.26/136,225.53 = 55,693.69/x
  3. Step 3: Cross multiply
    98,714.26x = 136,225.53 × 55,693.69
  4. Step 4: Simplify right side
    98,714.26x = 7,586,902,097.34
  5. Step 5: Solve for x
    x = 7,586,902,097.34/98,714.26
  6. Step 6: Final answer
    x = 76,857.20

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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.