Home / 42,489.63-58,637.11-23,370.21

Finding the Fourth Proportional to 42,489.63, 58,637.11 and 23,370.21

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Solution

The fourth proportional to 42,489.63, 58,637.11 and 23,370.21 is: 32,251.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,489.63 : 58,637.11 = 23,370.21 : x
  2. Step 2: Convert to fraction form
    42,489.63/58,637.11 = 23,370.21/x
  3. Step 3: Cross multiply
    42,489.63x = 58,637.11 × 23,370.21
  4. Step 4: Simplify right side
    42,489.63x = 1,370,361,574.49
  5. Step 5: Solve for x
    x = 1,370,361,574.49/42,489.63
  6. Step 6: Final answer
    x = 32,251.67

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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.