Home / 83,547.24-115,295.76-45,821.76

Finding the Fourth Proportional to 83,547.24, 115,295.76 and 45,821.76

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Solution

The fourth proportional to 83,547.24, 115,295.76 and 45,821.76 is: 63,234.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,547.24 : 115,295.76 = 45,821.76 : x
  2. Step 2: Convert to fraction form
    83,547.24/115,295.76 = 45,821.76/x
  3. Step 3: Cross multiply
    83,547.24x = 115,295.76 × 45,821.76
  4. Step 4: Simplify right side
    83,547.24x = 5,283,054,643.74
  5. Step 5: Solve for x
    x = 5,283,054,643.74/83,547.24
  6. Step 6: Final answer
    x = 63,234.34

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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.