Home / 42,478.68-58,623.63-25,483.68

Finding the Fourth Proportional to 42,478.68, 58,623.63 and 25,483.68

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Solution

The fourth proportional to 42,478.68, 58,623.63 and 25,483.68 is: 35,169.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,478.68 : 58,623.63 = 25,483.68 : x
  2. Step 2: Convert to fraction form
    42,478.68/58,623.63 = 25,483.68/x
  3. Step 3: Cross multiply
    42,478.68x = 58,623.63 × 25,483.68
  4. Step 4: Simplify right side
    42,478.68x = 1,493,945,827.36
  5. Step 5: Solve for x
    x = 1,493,945,827.36/42,478.68
  6. Step 6: Final answer
    x = 35,169.31

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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.