Home / 86,528.74-119,416.39-47,774.16

Finding the Fourth Proportional to 86,528.74, 119,416.39 and 47,774.16

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Solution

The fourth proportional to 86,528.74, 119,416.39 and 47,774.16 is: 65,932.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,528.74 : 119,416.39 = 47,774.16 : x
  2. Step 2: Convert to fraction form
    86,528.74/119,416.39 = 47,774.16/x
  3. Step 3: Cross multiply
    86,528.74x = 119,416.39 × 47,774.16
  4. Step 4: Simplify right side
    86,528.74x = 5,705,017,722.48
  5. Step 5: Solve for x
    x = 5,705,017,722.48/86,528.74
  6. Step 6: Final answer
    x = 65,932.06

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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.