Home / 61,285.12-91,925.85-16,914.53

Finding the Fourth Proportional to 61,285.12, 91,925.85 and 16,914.53

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Solution

The fourth proportional to 61,285.12, 91,925.85 and 16,914.53 is: 25,371.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,285.12 : 91,925.85 = 16,914.53 : x
  2. Step 2: Convert to fraction form
    61,285.12/91,925.85 = 16,914.53/x
  3. Step 3: Cross multiply
    61,285.12x = 91,925.85 × 16,914.53
  4. Step 4: Simplify right side
    61,285.12x = 1,554,882,547.60
  5. Step 5: Solve for x
    x = 1,554,882,547.60/61,285.12
  6. Step 6: Final answer
    x = 25,371.29

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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.