Home / 160,799.12-221,867.02-92,801.69

Finding the Fourth Proportional to 160,799.12, 221,867.02 and 92,801.69

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Solution

The fourth proportional to 160,799.12, 221,867.02 and 92,801.69 is: 128,045.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,799.12 : 221,867.02 = 92,801.69 : x
  2. Step 2: Convert to fraction form
    160,799.12/221,867.02 = 92,801.69/x
  3. Step 3: Cross multiply
    160,799.12x = 221,867.02 × 92,801.69
  4. Step 4: Simplify right side
    160,799.12x = 20,589,634,411.26
  5. Step 5: Solve for x
    x = 20,589,634,411.26/160,799.12
  6. Step 6: Final answer
    x = 128,045.69

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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.