Home / 48,585.66-72,878.58-13,525.32

Finding the Fourth Proportional to 48,585.66, 72,878.58 and 13,525.32

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Solution

The fourth proportional to 48,585.66, 72,878.58 and 13,525.32 is: 20,288.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,585.66 : 72,878.58 = 13,525.32 : x
  2. Step 2: Convert to fraction form
    48,585.66/72,878.58 = 13,525.32/x
  3. Step 3: Cross multiply
    48,585.66x = 72,878.58 × 13,525.32
  4. Step 4: Simplify right side
    48,585.66x = 985,706,115.65
  5. Step 5: Solve for x
    x = 985,706,115.65/48,585.66
  6. Step 6: Final answer
    x = 20,288.01

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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.