Home / 48,038.76-72,072.36-19,954.08

Finding the Fourth Proportional to 48,038.76, 72,072.36 and 19,954.08

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Solution

The fourth proportional to 48,038.76, 72,072.36 and 19,954.08 is: 29,937.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,038.76 : 72,072.36 = 19,954.08 : x
  2. Step 2: Convert to fraction form
    48,038.76/72,072.36 = 19,954.08/x
  3. Step 3: Cross multiply
    48,038.76x = 72,072.36 × 19,954.08
  4. Step 4: Simplify right side
    48,038.76x = 1,438,137,637.23
  5. Step 5: Solve for x
    x = 1,438,137,637.23/48,038.76
  6. Step 6: Final answer
    x = 29,937.03

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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.