Home / 282,888.27-424,319.65-83,215.17

Finding the Fourth Proportional to 282,888.27, 424,319.65 and 83,215.17

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Solution

The fourth proportional to 282,888.27, 424,319.65 and 83,215.17 is: 124,819.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,888.27 : 424,319.65 = 83,215.17 : x
  2. Step 2: Convert to fraction form
    282,888.27/424,319.65 = 83,215.17/x
  3. Step 3: Cross multiply
    282,888.27x = 424,319.65 × 83,215.17
  4. Step 4: Simplify right side
    282,888.27x = 35,309,831,601.05
  5. Step 5: Solve for x
    x = 35,309,831,601.05/282,888.27
  6. Step 6: Final answer
    x = 124,819.00

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1.5x scale

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.