Home / 114,547.18-171,887.73-47,981.65

Finding the Fourth Proportional to 114,547.18, 171,887.73 and 47,981.65

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Solution

The fourth proportional to 114,547.18, 171,887.73 and 47,981.65 is: 72,000.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,547.18 : 171,887.73 = 47,981.65 : x
  2. Step 2: Convert to fraction form
    114,547.18/171,887.73 = 47,981.65/x
  3. Step 3: Cross multiply
    114,547.18x = 171,887.73 × 47,981.65
  4. Step 4: Simplify right side
    114,547.18x = 8,247,456,900.15
  5. Step 5: Solve for x
    x = 8,247,456,900.15/114,547.18
  6. Step 6: Final answer
    x = 72,000.52

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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.