Home / 74,866.03-112,304.52-21,555.84

Finding the Fourth Proportional to 74,866.03, 112,304.52 and 21,555.84

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Solution

The fourth proportional to 74,866.03, 112,304.52 and 21,555.84 is: 32,335.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,866.03 : 112,304.52 = 21,555.84 : x
  2. Step 2: Convert to fraction form
    74,866.03/112,304.52 = 21,555.84/x
  3. Step 3: Cross multiply
    74,866.03x = 112,304.52 × 21,555.84
  4. Step 4: Simplify right side
    74,866.03x = 2,420,818,264.40
  5. Step 5: Solve for x
    x = 2,420,818,264.40/74,866.03
  6. Step 6: Final answer
    x = 32,335.34

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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.