Home / 66,527.95-91,808.55-45,344.21

Finding the Fourth Proportional to 66,527.95, 91,808.55 and 45,344.21

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Solution

The fourth proportional to 66,527.95, 91,808.55 and 45,344.21 is: 62,575.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,527.95 : 91,808.55 = 45,344.21 : x
  2. Step 2: Convert to fraction form
    66,527.95/91,808.55 = 45,344.21/x
  3. Step 3: Cross multiply
    66,527.95x = 91,808.55 × 45,344.21
  4. Step 4: Simplify right side
    66,527.95x = 4,162,986,171.00
  5. Step 5: Solve for x
    x = 4,162,986,171.00/66,527.95
  6. Step 6: Final answer
    x = 62,575.00

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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.