Home / 75,030.95-112,490.53-25,081.49

Finding the Fourth Proportional to 75,030.95, 112,490.53 and 25,081.49

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Solution

The fourth proportional to 75,030.95, 112,490.53 and 25,081.49 is: 37,603.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,030.95 : 112,490.53 = 25,081.49 : x
  2. Step 2: Convert to fraction form
    75,030.95/112,490.53 = 25,081.49/x
  3. Step 3: Cross multiply
    75,030.95x = 112,490.53 × 25,081.49
  4. Step 4: Simplify right side
    75,030.95x = 2,821,430,103.29
  5. Step 5: Solve for x
    x = 2,821,430,103.29/75,030.95
  6. Step 6: Final answer
    x = 37,603.55

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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.