Home / 61,283.88-84,547.26-38,616.84

Finding the Fourth Proportional to 61,283.88, 84,547.26 and 38,616.84

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Solution

The fourth proportional to 61,283.88, 84,547.26 and 38,616.84 is: 53,275.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,283.88 : 84,547.26 = 38,616.84 : x
  2. Step 2: Convert to fraction form
    61,283.88/84,547.26 = 38,616.84/x
  3. Step 3: Cross multiply
    61,283.88x = 84,547.26 × 38,616.84
  4. Step 4: Simplify right side
    61,283.88x = 3,264,948,011.86
  5. Step 5: Solve for x
    x = 3,264,948,011.86/61,283.88
  6. Step 6: Final answer
    x = 53,275.80

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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.