Home / 48,513.48-72,795.14-20,071.55

Finding the Fourth Proportional to 48,513.48, 72,795.14 and 20,071.55

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Solution

The fourth proportional to 48,513.48, 72,795.14 and 20,071.55 is: 30,117.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,513.48 : 72,795.14 = 20,071.55 : x
  2. Step 2: Convert to fraction form
    48,513.48/72,795.14 = 20,071.55/x
  3. Step 3: Cross multiply
    48,513.48x = 72,795.14 × 20,071.55
  4. Step 4: Simplify right side
    48,513.48x = 1,461,110,827.93
  5. Step 5: Solve for x
    x = 1,461,110,827.93/48,513.48
  6. Step 6: Final answer
    x = 30,117.63

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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.