Home / 63,178.19-87,154.44-37,666.60

Finding the Fourth Proportional to 63,178.19, 87,154.44 and 37,666.60

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Solution

The fourth proportional to 63,178.19, 87,154.44 and 37,666.60 is: 51,961.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,178.19 : 87,154.44 = 37,666.60 : x
  2. Step 2: Convert to fraction form
    63,178.19/87,154.44 = 37,666.60/x
  3. Step 3: Cross multiply
    63,178.19x = 87,154.44 × 37,666.60
  4. Step 4: Simplify right side
    63,178.19x = 3,282,810,993.93
  5. Step 5: Solve for x
    x = 3,282,810,993.93/63,178.19
  6. Step 6: Final answer
    x = 51,961.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.