Home / 38,700.78-58,051.11-25,550.07

Finding the Fourth Proportional to 38,700.78, 58,051.11 and 25,550.07

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Solution

The fourth proportional to 38,700.78, 58,051.11 and 25,550.07 is: 38,325.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,700.78 : 58,051.11 = 25,550.07 : x
  2. Step 2: Convert to fraction form
    38,700.78/58,051.11 = 25,550.07/x
  3. Step 3: Cross multiply
    38,700.78x = 58,051.11 × 25,550.07
  4. Step 4: Simplify right side
    38,700.78x = 1,483,209,924.08
  5. Step 5: Solve for x
    x = 1,483,209,924.08/38,700.78
  6. Step 6: Final answer
    x = 38,325.07

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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.