Home / 58,722.83-81,037.09-31,864.64

Finding the Fourth Proportional to 58,722.83, 81,037.09 and 31,864.64

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Solution

The fourth proportional to 58,722.83, 81,037.09 and 31,864.64 is: 43,972.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,722.83 : 81,037.09 = 31,864.64 : x
  2. Step 2: Convert to fraction form
    58,722.83/81,037.09 = 31,864.64/x
  3. Step 3: Cross multiply
    58,722.83x = 81,037.09 × 31,864.64
  4. Step 4: Simplify right side
    58,722.83x = 2,582,217,822.43
  5. Step 5: Solve for x
    x = 2,582,217,822.43/58,722.83
  6. Step 6: Final answer
    x = 43,972.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.