Home / 109,345.36-164,087.16-62,689.36

Finding the Fourth Proportional to 109,345.36, 164,087.16 and 62,689.36

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Solution

The fourth proportional to 109,345.36, 164,087.16 and 62,689.36 is: 94,073.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,345.36 : 164,087.16 = 62,689.36 : x
  2. Step 2: Convert to fraction form
    109,345.36/164,087.16 = 62,689.36/x
  3. Step 3: Cross multiply
    109,345.36x = 164,087.16 × 62,689.36
  4. Step 4: Simplify right side
    109,345.36x = 10,286,519,044.62
  5. Step 5: Solve for x
    x = 10,286,519,044.62/109,345.36
  6. Step 6: Final answer
    x = 94,073.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.