Home / 74,907.32-103,347.23-49,426.34

Finding the Fourth Proportional to 74,907.32, 103,347.23 and 49,426.34

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Solution

The fourth proportional to 74,907.32, 103,347.23 and 49,426.34 is: 68,191.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,907.32 : 103,347.23 = 49,426.34 : x
  2. Step 2: Convert to fraction form
    74,907.32/103,347.23 = 49,426.34/x
  3. Step 3: Cross multiply
    74,907.32x = 103,347.23 × 49,426.34
  4. Step 4: Simplify right side
    74,907.32x = 5,108,074,564.17
  5. Step 5: Solve for x
    x = 5,108,074,564.17/74,907.32
  6. Step 6: Final answer
    x = 68,191.93

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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.