Home / 53,612.06-80,290.96-42,482.96

Finding the Fourth Proportional to 53,612.06, 80,290.96 and 42,482.96

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Solution

The fourth proportional to 53,612.06, 80,290.96 and 42,482.96 is: 63,623.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,612.06 : 80,290.96 = 42,482.96 : x
  2. Step 2: Convert to fraction form
    53,612.06/80,290.96 = 42,482.96/x
  3. Step 3: Cross multiply
    53,612.06x = 80,290.96 × 42,482.96
  4. Step 4: Simplify right side
    53,612.06x = 3,410,997,134.38
  5. Step 5: Solve for x
    x = 3,410,997,134.38/53,612.06
  6. Step 6: Final answer
    x = 63,623.70

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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.