Home / 43,400.54-64,994.65-39,193.30

Finding the Fourth Proportional to 43,400.54, 64,994.65 and 39,193.30

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Solution

The fourth proportional to 43,400.54, 64,994.65 and 39,193.30 is: 58,694.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,400.54 : 64,994.65 = 39,193.30 : x
  2. Step 2: Convert to fraction form
    43,400.54/64,994.65 = 39,193.30/x
  3. Step 3: Cross multiply
    43,400.54x = 64,994.65 × 39,193.30
  4. Step 4: Simplify right side
    43,400.54x = 2,547,354,717.86
  5. Step 5: Solve for x
    x = 2,547,354,717.86/43,400.54
  6. Step 6: Final answer
    x = 58,694.08

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1.5x scale

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.