Home / 109,776.24-164,927.07-70,410.24

Finding the Fourth Proportional to 109,776.24, 164,927.07 and 70,410.24

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Solution

The fourth proportional to 109,776.24, 164,927.07 and 70,410.24 is: 105,783.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,776.24 : 164,927.07 = 70,410.24 : x
  2. Step 2: Convert to fraction form
    109,776.24/164,927.07 = 70,410.24/x
  3. Step 3: Cross multiply
    109,776.24x = 164,927.07 × 70,410.24
  4. Step 4: Simplify right side
    109,776.24x = 11,612,554,581.20
  5. Step 5: Solve for x
    x = 11,612,554,581.20/109,776.24
  6. Step 6: Final answer
    x = 105,783.86

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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.