Home / 98,697.29-136,203.37-53,376.17

Finding the Fourth Proportional to 98,697.29, 136,203.37 and 53,376.17

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Solution

The fourth proportional to 98,697.29, 136,203.37 and 53,376.17 is: 73,659.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,697.29 : 136,203.37 = 53,376.17 : x
  2. Step 2: Convert to fraction form
    98,697.29/136,203.37 = 53,376.17/x
  3. Step 3: Cross multiply
    98,697.29x = 136,203.37 × 53,376.17
  4. Step 4: Simplify right side
    98,697.29x = 7,270,013,717.48
  5. Step 5: Solve for x
    x = 7,270,013,717.48/98,697.29
  6. Step 6: Final answer
    x = 73,659.71

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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.