Home / 98,714.13-136,225.36-55,693.56

Finding the Fourth Proportional to 98,714.13, 136,225.36 and 55,693.56

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Solution

The fourth proportional to 98,714.13, 136,225.36 and 55,693.56 is: 76,857.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,714.13 : 136,225.36 = 55,693.56 : x
  2. Step 2: Convert to fraction form
    98,714.13/136,225.36 = 55,693.56/x
  3. Step 3: Cross multiply
    98,714.13x = 136,225.36 × 55,693.56
  4. Step 4: Simplify right side
    98,714.13x = 7,586,875,260.68
  5. Step 5: Solve for x
    x = 7,586,875,260.68/98,714.13
  6. Step 6: Final answer
    x = 76,857.03

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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.