Home / 55,184.91-82,319.20-53,339.93

Finding the Fourth Proportional to 55,184.91, 82,319.20 and 53,339.93

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Solution

The fourth proportional to 55,184.91, 82,319.20 and 53,339.93 is: 79,567.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,184.91 : 82,319.20 = 53,339.93 : x
  2. Step 2: Convert to fraction form
    55,184.91/82,319.20 = 53,339.93/x
  3. Step 3: Cross multiply
    55,184.91x = 82,319.20 × 53,339.93
  4. Step 4: Simplify right side
    55,184.91x = 4,390,900,129.41
  5. Step 5: Solve for x
    x = 4,390,900,129.41/55,184.91
  6. Step 6: Final answer
    x = 79,567.05

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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.