Home / 107,792.08-148,756.44-61,860.12

Finding the Fourth Proportional to 107,792.08, 148,756.44 and 61,860.12

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Solution

The fourth proportional to 107,792.08, 148,756.44 and 61,860.12 is: 85,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,792.08 : 148,756.44 = 61,860.12 : x
  2. Step 2: Convert to fraction form
    107,792.08/148,756.44 = 61,860.12/x
  3. Step 3: Cross multiply
    107,792.08x = 148,756.44 × 61,860.12
  4. Step 4: Simplify right side
    107,792.08x = 9,202,091,229.17
  5. Step 5: Solve for x
    x = 9,202,091,229.17/107,792.08
  6. Step 6: Final answer
    x = 85,368.90

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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.