Home / 74,895.72-103,351.86-44,715.12

Finding the Fourth Proportional to 74,895.72, 103,351.86 and 44,715.12

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Solution

The fourth proportional to 74,895.72, 103,351.86 and 44,715.12 is: 61,704.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,895.72 : 103,351.86 = 44,715.12 : x
  2. Step 2: Convert to fraction form
    74,895.72/103,351.86 = 44,715.12/x
  3. Step 3: Cross multiply
    74,895.72x = 103,351.86 × 44,715.12
  4. Step 4: Simplify right side
    74,895.72x = 4,621,390,822.12
  5. Step 5: Solve for x
    x = 4,621,390,822.12/74,895.72
  6. Step 6: Final answer
    x = 61,704.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.