Home / 86,527.06-129,681.24-46,446.64

Finding the Fourth Proportional to 86,527.06, 129,681.24 and 46,446.64

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Solution

The fourth proportional to 86,527.06, 129,681.24 and 46,446.64 is: 69,611.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,527.06 : 129,681.24 = 46,446.64 : x
  2. Step 2: Convert to fraction form
    86,527.06/129,681.24 = 46,446.64/x
  3. Step 3: Cross multiply
    86,527.06x = 129,681.24 × 46,446.64
  4. Step 4: Simplify right side
    86,527.06x = 6,023,257,869.03
  5. Step 5: Solve for x
    x = 6,023,257,869.03/86,527.06
  6. Step 6: Final answer
    x = 69,611.26

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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.