Home / 115,389.90-173,133.45-62,837.10

Finding the Fourth Proportional to 115,389.90, 173,133.45 and 62,837.10

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Solution

The fourth proportional to 115,389.90, 173,133.45 and 62,837.10 is: 94,282.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,389.90 : 173,133.45 = 62,837.10 : x
  2. Step 2: Convert to fraction form
    115,389.90/173,133.45 = 62,837.10/x
  3. Step 3: Cross multiply
    115,389.90x = 173,133.45 × 62,837.10
  4. Step 4: Simplify right side
    115,389.90x = 10,879,203,911.00
  5. Step 5: Solve for x
    x = 10,879,203,911.00/115,389.90
  6. Step 6: Final answer
    x = 94,282.12

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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.