Home / 111,257.16-153,533.70-60,956.04

Finding the Fourth Proportional to 111,257.16, 153,533.70 and 60,956.04

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Solution

The fourth proportional to 111,257.16, 153,533.70 and 60,956.04 is: 84,118.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,257.16 : 153,533.70 = 60,956.04 : x
  2. Step 2: Convert to fraction form
    111,257.16/153,533.70 = 60,956.04/x
  3. Step 3: Cross multiply
    111,257.16x = 153,533.70 × 60,956.04
  4. Step 4: Simplify right side
    111,257.16x = 9,358,806,358.55
  5. Step 5: Solve for x
    x = 9,358,806,358.55/111,257.16
  6. Step 6: Final answer
    x = 84,118.69

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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.