Home / 114,800.81-158,427.02-63,120.10

Finding the Fourth Proportional to 114,800.81, 158,427.02 and 63,120.10

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Solution

The fourth proportional to 114,800.81, 158,427.02 and 63,120.10 is: 87,106.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,800.81 : 158,427.02 = 63,120.10 : x
  2. Step 2: Convert to fraction form
    114,800.81/158,427.02 = 63,120.10/x
  3. Step 3: Cross multiply
    114,800.81x = 158,427.02 × 63,120.10
  4. Step 4: Simplify right side
    114,800.81x = 9,999,928,469.23
  5. Step 5: Solve for x
    x = 9,999,928,469.23/114,800.81
  6. Step 6: Final answer
    x = 87,106.77

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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.