Home / 158,803.08-219,158.88-104,995.58

Finding the Fourth Proportional to 158,803.08, 219,158.88 and 104,995.58

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Solution

The fourth proportional to 158,803.08, 219,158.88 and 104,995.58 is: 144,900.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,803.08 : 219,158.88 = 104,995.58 : x
  2. Step 2: Convert to fraction form
    158,803.08/219,158.88 = 104,995.58/x
  3. Step 3: Cross multiply
    158,803.08x = 219,158.88 × 104,995.58
  4. Step 4: Simplify right side
    158,803.08x = 23,010,713,717.75
  5. Step 5: Solve for x
    x = 23,010,713,717.75/158,803.08
  6. Step 6: Final answer
    x = 144,900.93

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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.