Home / 54,929.50-75,810.80-34,788.25

Finding the Fourth Proportional to 54,929.50, 75,810.80 and 34,788.25

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Solution

The fourth proportional to 54,929.50, 75,810.80 and 34,788.25 is: 48,012.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,929.50 : 75,810.80 = 34,788.25 : x
  2. Step 2: Convert to fraction form
    54,929.50/75,810.80 = 34,788.25/x
  3. Step 3: Cross multiply
    54,929.50x = 75,810.80 × 34,788.25
  4. Step 4: Simplify right side
    54,929.50x = 2,637,325,063.10
  5. Step 5: Solve for x
    x = 2,637,325,063.10/54,929.50
  6. Step 6: Final answer
    x = 48,012.91

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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.