Home / 34,854.76-48,080.10-21,416.68

Finding the Fourth Proportional to 34,854.76, 48,080.10 and 21,416.68

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Solution

The fourth proportional to 34,854.76, 48,080.10 and 21,416.68 is: 29,543.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,854.76 : 48,080.10 = 21,416.68 : x
  2. Step 2: Convert to fraction form
    34,854.76/48,080.10 = 21,416.68/x
  3. Step 3: Cross multiply
    34,854.76x = 48,080.10 × 21,416.68
  4. Step 4: Simplify right side
    34,854.76x = 1,029,716,116.07
  5. Step 5: Solve for x
    x = 1,029,716,116.07/34,854.76
  6. Step 6: Final answer
    x = 29,543.06

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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.