Home / 160,530.76-221,530.20-92,547.85

Finding the Fourth Proportional to 160,530.76, 221,530.20 and 92,547.85

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Solution

The fourth proportional to 160,530.76, 221,530.20 and 92,547.85 is: 127,714.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,530.76 : 221,530.20 = 92,547.85 : x
  2. Step 2: Convert to fraction form
    160,530.76/221,530.20 = 92,547.85/x
  3. Step 3: Cross multiply
    160,530.76x = 221,530.20 × 92,547.85
  4. Step 4: Simplify right side
    160,530.76x = 20,502,143,720.07
  5. Step 5: Solve for x
    x = 20,502,143,720.07/160,530.76
  6. Step 6: Final answer
    x = 127,714.74

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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.