Home / 115,774.68-173,660.16-36,888.36

Finding the Fourth Proportional to 115,774.68, 173,660.16 and 36,888.36

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Solution

The fourth proportional to 115,774.68, 173,660.16 and 36,888.36 is: 55,331.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,774.68 : 173,660.16 = 36,888.36 : x
  2. Step 2: Convert to fraction form
    115,774.68/173,660.16 = 36,888.36/x
  3. Step 3: Cross multiply
    115,774.68x = 173,660.16 × 36,888.36
  4. Step 4: Simplify right side
    115,774.68x = 6,406,038,499.74
  5. Step 5: Solve for x
    x = 6,406,038,499.74/115,774.68
  6. Step 6: Final answer
    x = 55,331.95

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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.