Home / 66,319.58-91,518.03-36,104.13

Finding the Fourth Proportional to 66,319.58, 91,518.03 and 36,104.13

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Solution

The fourth proportional to 66,319.58, 91,518.03 and 36,104.13 is: 49,822.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,319.58 : 91,518.03 = 36,104.13 : x
  2. Step 2: Convert to fraction form
    66,319.58/91,518.03 = 36,104.13/x
  3. Step 3: Cross multiply
    66,319.58x = 91,518.03 × 36,104.13
  4. Step 4: Simplify right side
    66,319.58x = 3,304,178,852.46
  5. Step 5: Solve for x
    x = 3,304,178,852.46/66,319.58
  6. Step 6: Final answer
    x = 49,822.08

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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.