Home / 54,376.18-75,044.75-30,503.00

Finding the Fourth Proportional to 54,376.18, 75,044.75 and 30,503.00

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Solution

The fourth proportional to 54,376.18, 75,044.75 and 30,503.00 is: 42,097.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,376.18 : 75,044.75 = 30,503.00 : x
  2. Step 2: Convert to fraction form
    54,376.18/75,044.75 = 30,503.00/x
  3. Step 3: Cross multiply
    54,376.18x = 75,044.75 × 30,503.00
  4. Step 4: Simplify right side
    54,376.18x = 2,289,090,044.35
  5. Step 5: Solve for x
    x = 2,289,090,044.35/54,376.18
  6. Step 6: Final answer
    x = 42,097.30

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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.