Home / 114,576.13-158,116.14-64,276.21

Finding the Fourth Proportional to 114,576.13, 158,116.14 and 64,276.21

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Solution

The fourth proportional to 114,576.13, 158,116.14 and 64,276.21 is: 88,701.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,576.13 : 158,116.14 = 64,276.21 : x
  2. Step 2: Convert to fraction form
    114,576.13/158,116.14 = 64,276.21/x
  3. Step 3: Cross multiply
    114,576.13x = 158,116.14 × 64,276.21
  4. Step 4: Simplify right side
    114,576.13x = 10,163,105,107.07
  5. Step 5: Solve for x
    x = 10,163,105,107.07/114,576.13
  6. Step 6: Final answer
    x = 88,701.77

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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.