Home / 61,225.16-91,838.76-16,851.64

Finding the Fourth Proportional to 61,225.16, 91,838.76 and 16,851.64

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Solution

The fourth proportional to 61,225.16, 91,838.76 and 16,851.64 is: 25,277.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,225.16 : 91,838.76 = 16,851.64 : x
  2. Step 2: Convert to fraction form
    61,225.16/91,838.76 = 16,851.64/x
  3. Step 3: Cross multiply
    61,225.16x = 91,838.76 × 16,851.64
  4. Step 4: Simplify right side
    61,225.16x = 1,547,633,721.57
  5. Step 5: Solve for x
    x = 1,547,633,721.57/61,225.16
  6. Step 6: Final answer
    x = 25,277.74

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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.