Home / 74,054.40-111,097.80-36,632.40

Finding the Fourth Proportional to 74,054.40, 111,097.80 and 36,632.40

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Solution

The fourth proportional to 74,054.40, 111,097.80 and 36,632.40 is: 54,956.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,054.40 : 111,097.80 = 36,632.40 : x
  2. Step 2: Convert to fraction form
    74,054.40/111,097.80 = 36,632.40/x
  3. Step 3: Cross multiply
    74,054.40x = 111,097.80 × 36,632.40
  4. Step 4: Simplify right side
    74,054.40x = 4,069,779,048.72
  5. Step 5: Solve for x
    x = 4,069,779,048.72/74,054.40
  6. Step 6: Final answer
    x = 54,956.61

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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.