Home / 119,260.92-164,453.98-100,127.51

Finding the Fourth Proportional to 119,260.92, 164,453.98 and 100,127.51

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Solution

The fourth proportional to 119,260.92, 164,453.98 and 100,127.51 is: 138,070.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,260.92 : 164,453.98 = 100,127.51 : x
  2. Step 2: Convert to fraction form
    119,260.92/164,453.98 = 100,127.51/x
  3. Step 3: Cross multiply
    119,260.92x = 164,453.98 × 100,127.51
  4. Step 4: Simplify right side
    119,260.92x = 16,466,367,526.99
  5. Step 5: Solve for x
    x = 16,466,367,526.99/119,260.92
  6. Step 6: Final answer
    x = 138,070.10

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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.