Home / 104,983.04-144,877.45-57,236.74

Finding the Fourth Proportional to 104,983.04, 144,877.45 and 57,236.74

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Solution

The fourth proportional to 104,983.04, 144,877.45 and 57,236.74 is: 78,987.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,983.04 : 144,877.45 = 57,236.74 : x
  2. Step 2: Convert to fraction form
    104,983.04/144,877.45 = 57,236.74/x
  3. Step 3: Cross multiply
    104,983.04x = 144,877.45 × 57,236.74
  4. Step 4: Simplify right side
    104,983.04x = 8,292,312,432.23
  5. Step 5: Solve for x
    x = 8,292,312,432.23/104,983.04
  6. Step 6: Final answer
    x = 78,987.16

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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.