Home / 114,714.28-158,307.78-64,415.08

Finding the Fourth Proportional to 114,714.28, 158,307.78 and 64,415.08

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Solution

The fourth proportional to 114,714.28, 158,307.78 and 64,415.08 is: 88,893.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,714.28 : 158,307.78 = 64,415.08 : x
  2. Step 2: Convert to fraction form
    114,714.28/158,307.78 = 64,415.08/x
  3. Step 3: Cross multiply
    114,714.28x = 158,307.78 × 64,415.08
  4. Step 4: Simplify right side
    114,714.28x = 10,197,408,313.32
  5. Step 5: Solve for x
    x = 10,197,408,313.32/114,714.28
  6. Step 6: Final answer
    x = 88,893.97

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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.