Home / 294,850.06-442,275.10-84,488

Finding the Fourth Proportional to 294,850.06, 442,275.10 and 84,488

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Solution

The fourth proportional to 294,850.06, 442,275.10 and 84,488 is: 126,732.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,850.06 : 442,275.10 = 84,488 : x
  2. Step 2: Convert to fraction form
    294,850.06/442,275.10 = 84,488/x
  3. Step 3: Cross multiply
    294,850.06x = 442,275.10 × 84,488
  4. Step 4: Simplify right side
    294,850.06x = 37,366,938,648.80
  5. Step 5: Solve for x
    x = 37,366,938,648.80/294,850.06
  6. Step 6: Final answer
    x = 126,732.00

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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.