Home / 56,659.19-84,989.66-14,538.38

Finding the Fourth Proportional to 56,659.19, 84,989.66 and 14,538.38

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Solution

The fourth proportional to 56,659.19, 84,989.66 and 14,538.38 is: 21,807.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,659.19 : 84,989.66 = 14,538.38 : x
  2. Step 2: Convert to fraction form
    56,659.19/84,989.66 = 14,538.38/x
  3. Step 3: Cross multiply
    56,659.19x = 84,989.66 × 14,538.38
  4. Step 4: Simplify right side
    56,659.19x = 1,235,611,475.51
  5. Step 5: Solve for x
    x = 1,235,611,475.51/56,659.19
  6. Step 6: Final answer
    x = 21,807.79

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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.