Home / 97,510.64-146,146.28-55,425.94

Finding the Fourth Proportional to 97,510.64, 146,146.28 and 55,425.94

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Solution

The fourth proportional to 97,510.64, 146,146.28 and 55,425.94 is: 83,070.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,510.64 : 146,146.28 = 55,425.94 : x
  2. Step 2: Convert to fraction form
    97,510.64/146,146.28 = 55,425.94/x
  3. Step 3: Cross multiply
    97,510.64x = 146,146.28 × 55,425.94
  4. Step 4: Simplify right side
    97,510.64x = 8,100,294,304.01
  5. Step 5: Solve for x
    x = 8,100,294,304.01/97,510.64
  6. Step 6: Final answer
    x = 83,070.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.