Home / 112,102.30-167,926.65-69,852.70

Finding the Fourth Proportional to 112,102.30, 167,926.65 and 69,852.70

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Solution

The fourth proportional to 112,102.30, 167,926.65 and 69,852.70 is: 104,637.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,102.30 : 167,926.65 = 69,852.70 : x
  2. Step 2: Convert to fraction form
    112,102.30/167,926.65 = 69,852.70/x
  3. Step 3: Cross multiply
    112,102.30x = 167,926.65 × 69,852.70
  4. Step 4: Simplify right side
    112,102.30x = 11,730,129,904.46
  5. Step 5: Solve for x
    x = 11,730,129,904.46/112,102.30
  6. Step 6: Final answer
    x = 104,637.73

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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.