Home / 64,816.78-97,225.56-18,070.06

Finding the Fourth Proportional to 64,816.78, 97,225.56 and 18,070.06

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Solution

The fourth proportional to 64,816.78, 97,225.56 and 18,070.06 is: 27,105.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,816.78 : 97,225.56 = 18,070.06 : x
  2. Step 2: Convert to fraction form
    64,816.78/97,225.56 = 18,070.06/x
  3. Step 3: Cross multiply
    64,816.78x = 97,225.56 × 18,070.06
  4. Step 4: Simplify right side
    64,816.78x = 1,756,871,702.73
  5. Step 5: Solve for x
    x = 1,756,871,702.73/64,816.78
  6. Step 6: Final answer
    x = 27,105.20

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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.