Home / 118,263.15-177,389.73-55,061.55

Finding the Fourth Proportional to 118,263.15, 177,389.73 and 55,061.55

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Solution

The fourth proportional to 118,263.15, 177,389.73 and 55,061.55 is: 82,590.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,263.15 : 177,389.73 = 55,061.55 : x
  2. Step 2: Convert to fraction form
    118,263.15/177,389.73 = 55,061.55/x
  3. Step 3: Cross multiply
    118,263.15x = 177,389.73 × 55,061.55
  4. Step 4: Simplify right side
    118,263.15x = 9,767,353,487.88
  5. Step 5: Solve for x
    x = 9,767,353,487.88/118,263.15
  6. Step 6: Final answer
    x = 82,590.00

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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.