Home / 189,675.15-284,527.40-56,545.17

Finding the Fourth Proportional to 189,675.15, 284,527.40 and 56,545.17

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Solution

The fourth proportional to 189,675.15, 284,527.40 and 56,545.17 is: 84,822.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,675.15 : 284,527.40 = 56,545.17 : x
  2. Step 2: Convert to fraction form
    189,675.15/284,527.40 = 56,545.17/x
  3. Step 3: Cross multiply
    189,675.15x = 284,527.40 × 56,545.17
  4. Step 4: Simplify right side
    189,675.15x = 16,088,649,919.93
  5. Step 5: Solve for x
    x = 16,088,649,919.93/189,675.15
  6. Step 6: Final answer
    x = 84,822.13

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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.