Home / 261,020.58-360,176.30-159,009.04

Finding the Fourth Proportional to 261,020.58, 360,176.30 and 159,009.04

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Solution

The fourth proportional to 261,020.58, 360,176.30 and 159,009.04 is: 219,412.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,020.58 : 360,176.30 = 159,009.04 : x
  2. Step 2: Convert to fraction form
    261,020.58/360,176.30 = 159,009.04/x
  3. Step 3: Cross multiply
    261,020.58x = 360,176.30 × 159,009.04
  4. Step 4: Simplify right side
    261,020.58x = 57,271,287,693.75
  5. Step 5: Solve for x
    x = 57,271,287,693.75/261,020.58
  6. Step 6: Final answer
    x = 219,412.92

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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.