Home / 110,972.16-153,141.84-60,674.40

Finding the Fourth Proportional to 110,972.16, 153,141.84 and 60,674.40

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Solution

The fourth proportional to 110,972.16, 153,141.84 and 60,674.40 is: 83,730.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,972.16 : 153,141.84 = 60,674.40 : x
  2. Step 2: Convert to fraction form
    110,972.16/153,141.84 = 60,674.40/x
  3. Step 3: Cross multiply
    110,972.16x = 153,141.84 × 60,674.40
  4. Step 4: Simplify right side
    110,972.16x = 9,291,789,256.90
  5. Step 5: Solve for x
    x = 9,291,789,256.90/110,972.16
  6. Step 6: Final answer
    x = 83,730.81

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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.