Home / 43,285.04-64,932.71-40,923.08

Finding the Fourth Proportional to 43,285.04, 64,932.71 and 40,923.08

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Solution

The fourth proportional to 43,285.04, 64,932.71 and 40,923.08 is: 61,389.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,285.04 : 64,932.71 = 40,923.08 : x
  2. Step 2: Convert to fraction form
    43,285.04/64,932.71 = 40,923.08/x
  3. Step 3: Cross multiply
    43,285.04x = 64,932.71 × 40,923.08
  4. Step 4: Simplify right side
    43,285.04x = 2,657,245,956.67
  5. Step 5: Solve for x
    x = 2,657,245,956.67/43,285.04
  6. Step 6: Final answer
    x = 61,389.48

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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.