Home / 48,621.86-72,931.40-26,574.87

Finding the Fourth Proportional to 48,621.86, 72,931.40 and 26,574.87

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Solution

The fourth proportional to 48,621.86, 72,931.40 and 26,574.87 is: 39,861.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,621.86 : 72,931.40 = 26,574.87 : x
  2. Step 2: Convert to fraction form
    48,621.86/72,931.40 = 26,574.87/x
  3. Step 3: Cross multiply
    48,621.86x = 72,931.40 × 26,574.87
  4. Step 4: Simplify right side
    48,621.86x = 1,938,142,473.92
  5. Step 5: Solve for x
    x = 1,938,142,473.92/48,621.86
  6. Step 6: Final answer
    x = 39,861.55

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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.