Home / 111,656.20-167,390.16-48,428.73

Finding the Fourth Proportional to 111,656.20, 167,390.16 and 48,428.73

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Solution

The fourth proportional to 111,656.20, 167,390.16 and 48,428.73 is: 72,602.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,656.20 : 167,390.16 = 48,428.73 : x
  2. Step 2: Convert to fraction form
    111,656.20/167,390.16 = 48,428.73/x
  3. Step 3: Cross multiply
    111,656.20x = 167,390.16 × 48,428.73
  4. Step 4: Simplify right side
    111,656.20x = 8,106,492,444.82
  5. Step 5: Solve for x
    x = 8,106,492,444.82/111,656.20
  6. Step 6: Final answer
    x = 72,602.26

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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.