Home / 39,012.06-53,822.12-25,590.76

Finding the Fourth Proportional to 39,012.06, 53,822.12 and 25,590.76

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Solution

The fourth proportional to 39,012.06, 53,822.12 and 25,590.76 is: 35,305.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,012.06 : 53,822.12 = 25,590.76 : x
  2. Step 2: Convert to fraction form
    39,012.06/53,822.12 = 25,590.76/x
  3. Step 3: Cross multiply
    39,012.06x = 53,822.12 × 25,590.76
  4. Step 4: Simplify right side
    39,012.06x = 1,377,348,955.61
  5. Step 5: Solve for x
    x = 1,377,348,955.61/39,012.06
  6. Step 6: Final answer
    x = 35,305.72

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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.