Home / 43,330.08-64,967.10-28,494.06

Finding the Fourth Proportional to 43,330.08, 64,967.10 and 28,494.06

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Solution

The fourth proportional to 43,330.08, 64,967.10 and 28,494.06 is: 42,722.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,330.08 : 64,967.10 = 28,494.06 : x
  2. Step 2: Convert to fraction form
    43,330.08/64,967.10 = 28,494.06/x
  3. Step 3: Cross multiply
    43,330.08x = 64,967.10 × 28,494.06
  4. Step 4: Simplify right side
    43,330.08x = 1,851,176,445.43
  5. Step 5: Solve for x
    x = 1,851,176,445.43/43,330.08
  6. Step 6: Final answer
    x = 42,722.66

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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.