Home / 30,177.23-45,248.20-9,110.96

Finding the Fourth Proportional to 30,177.23, 45,248.20 and 9,110.96

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Solution

The fourth proportional to 30,177.23, 45,248.20 and 9,110.96 is: 13,661.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,177.23 : 45,248.20 = 9,110.96 : x
  2. Step 2: Convert to fraction form
    30,177.23/45,248.20 = 9,110.96/x
  3. Step 3: Cross multiply
    30,177.23x = 45,248.20 × 9,110.96
  4. Step 4: Simplify right side
    30,177.23x = 412,254,291.25
  5. Step 5: Solve for x
    x = 412,254,291.25/30,177.23
  6. Step 6: Final answer
    x = 13,661.10

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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.