Home / 42,285.12-58,353.54-23,421.84

Finding the Fourth Proportional to 42,285.12, 58,353.54 and 23,421.84

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Solution

The fourth proportional to 42,285.12, 58,353.54 and 23,421.84 is: 32,322.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,285.12 : 58,353.54 = 23,421.84 : x
  2. Step 2: Convert to fraction form
    42,285.12/58,353.54 = 23,421.84/x
  3. Step 3: Cross multiply
    42,285.12x = 58,353.54 × 23,421.84
  4. Step 4: Simplify right side
    42,285.12x = 1,366,747,277.31
  5. Step 5: Solve for x
    x = 1,366,747,277.31/42,285.12
  6. Step 6: Final answer
    x = 32,322.18

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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.