Home / 36,319.04-54,213.52-31,158.08

Finding the Fourth Proportional to 36,319.04, 54,213.52 and 31,158.08

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Solution

The fourth proportional to 36,319.04, 54,213.52 and 31,158.08 is: 46,509.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,319.04 : 54,213.52 = 31,158.08 : x
  2. Step 2: Convert to fraction form
    36,319.04/54,213.52 = 31,158.08/x
  3. Step 3: Cross multiply
    36,319.04x = 54,213.52 × 31,158.08
  4. Step 4: Simplify right side
    36,319.04x = 1,689,189,193.24
  5. Step 5: Solve for x
    x = 1,689,189,193.24/36,319.04
  6. Step 6: Final answer
    x = 46,509.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.