Home / 42,232.89-58,281.38-23,112.68

Finding the Fourth Proportional to 42,232.89, 58,281.38 and 23,112.68

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Solution

The fourth proportional to 42,232.89, 58,281.38 and 23,112.68 is: 31,895.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,232.89 : 58,281.38 = 23,112.68 : x
  2. Step 2: Convert to fraction form
    42,232.89/58,281.38 = 23,112.68/x
  3. Step 3: Cross multiply
    42,232.89x = 58,281.38 × 23,112.68
  4. Step 4: Simplify right side
    42,232.89x = 1,347,038,533.10
  5. Step 5: Solve for x
    x = 1,347,038,533.10/42,232.89
  6. Step 6: Final answer
    x = 31,895.49

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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.