Home / 115,875.20-173,812.80-36,997.40

Finding the Fourth Proportional to 115,875.20, 173,812.80 and 36,997.40

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Solution

The fourth proportional to 115,875.20, 173,812.80 and 36,997.40 is: 55,496.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,875.20 : 173,812.80 = 36,997.40 : x
  2. Step 2: Convert to fraction form
    115,875.20/173,812.80 = 36,997.40/x
  3. Step 3: Cross multiply
    115,875.20x = 173,812.80 × 36,997.40
  4. Step 4: Simplify right side
    115,875.20x = 6,430,621,686.72
  5. Step 5: Solve for x
    x = 6,430,621,686.72/115,875.20
  6. Step 6: Final answer
    x = 55,496.10

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1.5x scale

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.