Home / 114,528.50-158,056.80-66,132.46

Finding the Fourth Proportional to 114,528.50, 158,056.80 and 66,132.46

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Solution

The fourth proportional to 114,528.50, 158,056.80 and 66,132.46 is: 91,267.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,528.50 : 158,056.80 = 66,132.46 : x
  2. Step 2: Convert to fraction form
    114,528.50/158,056.80 = 66,132.46/x
  3. Step 3: Cross multiply
    114,528.50x = 158,056.80 × 66,132.46
  4. Step 4: Simplify right side
    114,528.50x = 10,452,684,953.30
  5. Step 5: Solve for x
    x = 10,452,684,953.30/114,528.50
  6. Step 6: Final answer
    x = 91,267.11

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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.