Home / 42,032.65-58,009.14-31,403.83

Finding the Fourth Proportional to 42,032.65, 58,009.14 and 31,403.83

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Solution

The fourth proportional to 42,032.65, 58,009.14 and 31,403.83 is: 43,340.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,032.65 : 58,009.14 = 31,403.83 : x
  2. Step 2: Convert to fraction form
    42,032.65/58,009.14 = 31,403.83/x
  3. Step 3: Cross multiply
    42,032.65x = 58,009.14 × 31,403.83
  4. Step 4: Simplify right side
    42,032.65x = 1,821,709,171.01
  5. Step 5: Solve for x
    x = 1,821,709,171.01/42,032.65
  6. Step 6: Final answer
    x = 43,340.34

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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.