Home / 48,417.45-72,598.23-18,800.69

Finding the Fourth Proportional to 48,417.45, 72,598.23 and 18,800.69

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Solution

The fourth proportional to 48,417.45, 72,598.23 and 18,800.69 is: 28,190.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,417.45 : 72,598.23 = 18,800.69 : x
  2. Step 2: Convert to fraction form
    48,417.45/72,598.23 = 18,800.69/x
  3. Step 3: Cross multiply
    48,417.45x = 72,598.23 × 18,800.69
  4. Step 4: Simplify right side
    48,417.45x = 1,364,896,453.79
  5. Step 5: Solve for x
    x = 1,364,896,453.79/48,417.45
  6. Step 6: Final answer
    x = 28,190.18

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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.