Home / 104,792.05-144,613.04-57,045.75

Finding the Fourth Proportional to 104,792.05, 144,613.04 and 57,045.75

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Solution

The fourth proportional to 104,792.05, 144,613.04 and 57,045.75 is: 78,723.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,792.05 : 144,613.04 = 57,045.75 : x
  2. Step 2: Convert to fraction form
    104,792.05/144,613.04 = 57,045.75/x
  3. Step 3: Cross multiply
    104,792.05x = 144,613.04 × 57,045.75
  4. Step 4: Simplify right side
    104,792.05x = 8,249,559,326.58
  5. Step 5: Solve for x
    x = 8,249,559,326.58/104,792.05
  6. Step 6: Final answer
    x = 78,723.14

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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.