Home / 75,800.03-113,557.88-63,399.74

Finding the Fourth Proportional to 75,800.03, 113,557.88 and 63,399.74

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Solution

The fourth proportional to 75,800.03, 113,557.88 and 63,399.74 is: 94,980.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,800.03 : 113,557.88 = 63,399.74 : x
  2. Step 2: Convert to fraction form
    75,800.03/113,557.88 = 63,399.74/x
  3. Step 3: Cross multiply
    75,800.03x = 113,557.88 × 63,399.74
  4. Step 4: Simplify right side
    75,800.03x = 7,199,539,657.66
  5. Step 5: Solve for x
    x = 7,199,539,657.66/75,800.03
  6. Step 6: Final answer
    x = 94,980.70

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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.