Home / 42,538.65-58,703.58-23,420.36

Finding the Fourth Proportional to 42,538.65, 58,703.58 and 23,420.36

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Solution

The fourth proportional to 42,538.65, 58,703.58 and 23,420.36 is: 32,320.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,538.65 : 58,703.58 = 23,420.36 : x
  2. Step 2: Convert to fraction form
    42,538.65/58,703.58 = 23,420.36/x
  3. Step 3: Cross multiply
    42,538.65x = 58,703.58 × 23,420.36
  4. Step 4: Simplify right side
    42,538.65x = 1,374,858,976.89
  5. Step 5: Solve for x
    x = 1,374,858,976.89/42,538.65
  6. Step 6: Final answer
    x = 32,320.23

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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.