Home / 198,506.16-273,971.16-144,968.40

Finding the Fourth Proportional to 198,506.16, 273,971.16 and 144,968.40

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Solution

The fourth proportional to 198,506.16, 273,971.16 and 144,968.40 is: 200,080.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,506.16 : 273,971.16 = 144,968.40 : x
  2. Step 2: Convert to fraction form
    198,506.16/273,971.16 = 144,968.40/x
  3. Step 3: Cross multiply
    198,506.16x = 273,971.16 × 144,968.40
  4. Step 4: Simplify right side
    198,506.16x = 39,717,160,711.34
  5. Step 5: Solve for x
    x = 39,717,160,711.34/198,506.16
  6. Step 6: Final answer
    x = 200,080.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.