Home / 178,700.18-268,050.36-112,187.03

Finding the Fourth Proportional to 178,700.18, 268,050.36 and 112,187.03

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Solution

The fourth proportional to 178,700.18, 268,050.36 and 112,187.03 is: 168,280.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,700.18 : 268,050.36 = 112,187.03 : x
  2. Step 2: Convert to fraction form
    178,700.18/268,050.36 = 112,187.03/x
  3. Step 3: Cross multiply
    178,700.18x = 268,050.36 × 112,187.03
  4. Step 4: Simplify right side
    178,700.18x = 30,071,772,859.28
  5. Step 5: Solve for x
    x = 30,071,772,859.28/178,700.18
  6. Step 6: Final answer
    x = 168,280.60

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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.