Home / 64,842.85-89,505.45-37,994.05

Finding the Fourth Proportional to 64,842.85, 89,505.45 and 37,994.05

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Solution

The fourth proportional to 64,842.85, 89,505.45 and 37,994.05 is: 52,444.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,842.85 : 89,505.45 = 37,994.05 : x
  2. Step 2: Convert to fraction form
    64,842.85/89,505.45 = 37,994.05/x
  3. Step 3: Cross multiply
    64,842.85x = 89,505.45 × 37,994.05
  4. Step 4: Simplify right side
    64,842.85x = 3,400,674,095.05
  5. Step 5: Solve for x
    x = 3,400,674,095.05/64,842.85
  6. Step 6: Final answer
    x = 52,444.86

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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.