Home / 39,520.82-58,772.95-38,275.04

Finding the Fourth Proportional to 39,520.82, 58,772.95 and 38,275.04

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Solution

The fourth proportional to 39,520.82, 58,772.95 and 38,275.04 is: 56,920.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,520.82 : 58,772.95 = 38,275.04 : x
  2. Step 2: Convert to fraction form
    39,520.82/58,772.95 = 38,275.04/x
  3. Step 3: Cross multiply
    39,520.82x = 58,772.95 × 38,275.04
  4. Step 4: Simplify right side
    39,520.82x = 2,249,537,012.17
  5. Step 5: Solve for x
    x = 2,249,537,012.17/39,520.82
  6. Step 6: Final answer
    x = 56,920.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.