Home / 66,527.12-91,809.65-36,314.22

Finding the Fourth Proportional to 66,527.12, 91,809.65 and 36,314.22

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Solution

The fourth proportional to 66,527.12, 91,809.65 and 36,314.22 is: 50,114.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,527.12 : 91,809.65 = 36,314.22 : x
  2. Step 2: Convert to fraction form
    66,527.12/91,809.65 = 36,314.22/x
  3. Step 3: Cross multiply
    66,527.12x = 91,809.65 × 36,314.22
  4. Step 4: Simplify right side
    66,527.12x = 3,333,996,263.29
  5. Step 5: Solve for x
    x = 3,333,996,263.29/66,527.12
  6. Step 6: Final answer
    x = 50,114.84

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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.