Home / 189,844.95-285,284.74-101,161.83

Finding the Fourth Proportional to 189,844.95, 285,284.74 and 101,161.83

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Solution

The fourth proportional to 189,844.95, 285,284.74 and 101,161.83 is: 152,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,844.95 : 285,284.74 = 101,161.83 : x
  2. Step 2: Convert to fraction form
    189,844.95/285,284.74 = 101,161.83/x
  3. Step 3: Cross multiply
    189,844.95x = 285,284.74 × 101,161.83
  4. Step 4: Simplify right side
    189,844.95x = 28,859,925,909.17
  5. Step 5: Solve for x
    x = 28,859,925,909.17/189,844.95
  6. Step 6: Final answer
    x = 152,018.40

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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.