Home / 257,527.29-355,368.33-144,328.17

Finding the Fourth Proportional to 257,527.29, 355,368.33 and 144,328.17

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Solution

The fourth proportional to 257,527.29, 355,368.33 and 144,328.17 is: 199,162.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,527.29 : 355,368.33 = 144,328.17 : x
  2. Step 2: Convert to fraction form
    257,527.29/355,368.33 = 144,328.17/x
  3. Step 3: Cross multiply
    257,527.29x = 355,368.33 × 144,328.17
  4. Step 4: Simplify right side
    257,527.29x = 51,289,660,744.86
  5. Step 5: Solve for x
    x = 51,289,660,744.86/257,527.29
  6. Step 6: Final answer
    x = 199,162.04

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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.