Home / 309,319.92-464,152.08-167,162.40

Finding the Fourth Proportional to 309,319.92, 464,152.08 and 167,162.40

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Solution

The fourth proportional to 309,319.92, 464,152.08 and 167,162.40 is: 250,836.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,319.92 : 464,152.08 = 167,162.40 : x
  2. Step 2: Convert to fraction form
    309,319.92/464,152.08 = 167,162.40/x
  3. Step 3: Cross multiply
    309,319.92x = 464,152.08 × 167,162.40
  4. Step 4: Simplify right side
    309,319.92x = 77,588,775,657.79
  5. Step 5: Solve for x
    x = 77,588,775,657.79/309,319.92
  6. Step 6: Final answer
    x = 250,836.66

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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.