Home / 48,020.48-72,038.55-18,037.06

Finding the Fourth Proportional to 48,020.48, 72,038.55 and 18,037.06

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Solution

The fourth proportional to 48,020.48, 72,038.55 and 18,037.06 is: 27,058.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,020.48 : 72,038.55 = 18,037.06 : x
  2. Step 2: Convert to fraction form
    48,020.48/72,038.55 = 18,037.06/x
  3. Step 3: Cross multiply
    48,020.48x = 72,038.55 × 18,037.06
  4. Step 4: Simplify right side
    48,020.48x = 1,299,363,839.96
  5. Step 5: Solve for x
    x = 1,299,363,839.96/48,020.48
  6. Step 6: Final answer
    x = 27,058.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.