Home / 53,601.34-80,405.85-14,158.06

Finding the Fourth Proportional to 53,601.34, 80,405.85 and 14,158.06

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Solution

The fourth proportional to 53,601.34, 80,405.85 and 14,158.06 is: 21,238.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,601.34 : 80,405.85 = 14,158.06 : x
  2. Step 2: Convert to fraction form
    53,601.34/80,405.85 = 14,158.06/x
  3. Step 3: Cross multiply
    53,601.34x = 80,405.85 × 14,158.06
  4. Step 4: Simplify right side
    53,601.34x = 1,138,390,848.65
  5. Step 5: Solve for x
    x = 1,138,390,848.65/53,601.34
  6. Step 6: Final answer
    x = 21,238.10

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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.