Home / 134,764.10-202,109.70-39,994.10

Finding the Fourth Proportional to 134,764.10, 202,109.70 and 39,994.10

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Solution

The fourth proportional to 134,764.10, 202,109.70 and 39,994.10 is: 59,980.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,764.10 : 202,109.70 = 39,994.10 : x
  2. Step 2: Convert to fraction form
    134,764.10/202,109.70 = 39,994.10/x
  3. Step 3: Cross multiply
    134,764.10x = 202,109.70 × 39,994.10
  4. Step 4: Simplify right side
    134,764.10x = 8,083,195,552.77
  5. Step 5: Solve for x
    x = 8,083,195,552.77/134,764.10
  6. Step 6: Final answer
    x = 59,980.33

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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.