Home / 48,337.76-72,533.07-18,756.77

Finding the Fourth Proportional to 48,337.76, 72,533.07 and 18,756.77

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Solution

The fourth proportional to 48,337.76, 72,533.07 and 18,756.77 is: 28,145.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,337.76 : 72,533.07 = 18,756.77 : x
  2. Step 2: Convert to fraction form
    48,337.76/72,533.07 = 18,756.77/x
  3. Step 3: Cross multiply
    48,337.76x = 72,533.07 × 18,756.77
  4. Step 4: Simplify right side
    48,337.76x = 1,360,485,748.72
  5. Step 5: Solve for x
    x = 1,360,485,748.72/48,337.76
  6. Step 6: Final answer
    x = 28,145.40

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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.