Home / 206,368.09-309,552.59-56,610.53

Finding the Fourth Proportional to 206,368.09, 309,552.59 and 56,610.53

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Solution

The fourth proportional to 206,368.09, 309,552.59 and 56,610.53 is: 84,915.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,368.09 : 309,552.59 = 56,610.53 : x
  2. Step 2: Convert to fraction form
    206,368.09/309,552.59 = 56,610.53/x
  3. Step 3: Cross multiply
    206,368.09x = 309,552.59 × 56,610.53
  4. Step 4: Simplify right side
    206,368.09x = 17,523,935,937.36
  5. Step 5: Solve for x
    x = 17,523,935,937.36/206,368.09
  6. Step 6: Final answer
    x = 84,915.92

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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.