Home / 264,510.04-396,792.40-87,016.80

Finding the Fourth Proportional to 264,510.04, 396,792.40 and 87,016.80

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Solution

The fourth proportional to 264,510.04, 396,792.40 and 87,016.80 is: 130,534.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,510.04 : 396,792.40 = 87,016.80 : x
  2. Step 2: Convert to fraction form
    264,510.04/396,792.40 = 87,016.80/x
  3. Step 3: Cross multiply
    264,510.04x = 396,792.40 × 87,016.80
  4. Step 4: Simplify right side
    264,510.04x = 34,527,604,912.32
  5. Step 5: Solve for x
    x = 34,527,604,912.32/264,510.04
  6. Step 6: Final answer
    x = 130,534.19

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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.