Home / 61,934.90-85,483.80-40,716.14

Finding the Fourth Proportional to 61,934.90, 85,483.80 and 40,716.14

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Solution

The fourth proportional to 61,934.90, 85,483.80 and 40,716.14 is: 56,197.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,934.90 : 85,483.80 = 40,716.14 : x
  2. Step 2: Convert to fraction form
    61,934.90/85,483.80 = 40,716.14/x
  3. Step 3: Cross multiply
    61,934.90x = 85,483.80 × 40,716.14
  4. Step 4: Simplify right side
    61,934.90x = 3,480,570,368.53
  5. Step 5: Solve for x
    x = 3,480,570,368.53/61,934.90
  6. Step 6: Final answer
    x = 56,197.24

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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.