Home / 112,000.90-167,943.03-52,820.68

Finding the Fourth Proportional to 112,000.90, 167,943.03 and 52,820.68

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Solution

The fourth proportional to 112,000.90, 167,943.03 and 52,820.68 is: 79,203.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,000.90 : 167,943.03 = 52,820.68 : x
  2. Step 2: Convert to fraction form
    112,000.90/167,943.03 = 52,820.68/x
  3. Step 3: Cross multiply
    112,000.90x = 167,943.03 × 52,820.68
  4. Step 4: Simplify right side
    112,000.90x = 8,870,865,045.86
  5. Step 5: Solve for x
    x = 8,870,865,045.86/112,000.90
  6. Step 6: Final answer
    x = 79,203.52

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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.