Home / 42,289.40-58,359.36-23,426.60

Finding the Fourth Proportional to 42,289.40, 58,359.36 and 23,426.60

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Solution

The fourth proportional to 42,289.40, 58,359.36 and 23,426.60 is: 32,328.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,289.40 : 58,359.36 = 23,426.60 : x
  2. Step 2: Convert to fraction form
    42,289.40/58,359.36 = 23,426.60/x
  3. Step 3: Cross multiply
    42,289.40x = 58,359.36 × 23,426.60
  4. Step 4: Simplify right side
    42,289.40x = 1,367,161,382.98
  5. Step 5: Solve for x
    x = 1,367,161,382.98/42,289.40
  6. Step 6: Final answer
    x = 32,328.70

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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.