Home / 74,328.50-111,492.75-25,080.50

Finding the Fourth Proportional to 74,328.50, 111,492.75 and 25,080.50

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Solution

The fourth proportional to 74,328.50, 111,492.75 and 25,080.50 is: 37,620.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,328.50 : 111,492.75 = 25,080.50 : x
  2. Step 2: Convert to fraction form
    74,328.50/111,492.75 = 25,080.50/x
  3. Step 3: Cross multiply
    74,328.50x = 111,492.75 × 25,080.50
  4. Step 4: Simplify right side
    74,328.50x = 2,796,293,916.38
  5. Step 5: Solve for x
    x = 2,796,293,916.38/74,328.50
  6. Step 6: Final answer
    x = 37,620.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.