Home / 38,775.83-53,497.01-25,354.94

Finding the Fourth Proportional to 38,775.83, 53,497.01 and 25,354.94

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Solution

The fourth proportional to 38,775.83, 53,497.01 and 25,354.94 is: 34,980.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,775.83 : 53,497.01 = 25,354.94 : x
  2. Step 2: Convert to fraction form
    38,775.83/53,497.01 = 25,354.94/x
  3. Step 3: Cross multiply
    38,775.83x = 53,497.01 × 25,354.94
  4. Step 4: Simplify right side
    38,775.83x = 1,356,413,211.24
  5. Step 5: Solve for x
    x = 1,356,413,211.24/38,775.83
  6. Step 6: Final answer
    x = 34,980.90

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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.