Home / 74,775.15-112,117.57-29,803.44

Finding the Fourth Proportional to 74,775.15, 112,117.57 and 29,803.44

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Solution

The fourth proportional to 74,775.15, 112,117.57 and 29,803.44 is: 44,687.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,775.15 : 112,117.57 = 29,803.44 : x
  2. Step 2: Convert to fraction form
    74,775.15/112,117.57 = 29,803.44/x
  3. Step 3: Cross multiply
    74,775.15x = 112,117.57 × 29,803.44
  4. Step 4: Simplify right side
    74,775.15x = 3,341,489,616.37
  5. Step 5: Solve for x
    x = 3,341,489,616.37/74,775.15
  6. Step 6: Final answer
    x = 44,687.17

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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.