Home / 129,024.36-193,563.45-65,018.47

Finding the Fourth Proportional to 129,024.36, 193,563.45 and 65,018.47

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Solution

The fourth proportional to 129,024.36, 193,563.45 and 65,018.47 is: 97,541.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,024.36 : 193,563.45 = 65,018.47 : x
  2. Step 2: Convert to fraction form
    129,024.36/193,563.45 = 65,018.47/x
  3. Step 3: Cross multiply
    129,024.36x = 193,563.45 × 65,018.47
  4. Step 4: Simplify right side
    129,024.36x = 12,585,199,366.92
  5. Step 5: Solve for x
    x = 12,585,199,366.92/129,024.36
  6. Step 6: Final answer
    x = 97,541.27

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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.