Home / 62,707.08-94,073.58-21,153

Finding the Fourth Proportional to 62,707.08, 94,073.58 and 21,153

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Solution

The fourth proportional to 62,707.08, 94,073.58 and 21,153 is: 31,733.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,707.08 : 94,073.58 = 21,153 : x
  2. Step 2: Convert to fraction form
    62,707.08/94,073.58 = 21,153/x
  3. Step 3: Cross multiply
    62,707.08x = 94,073.58 × 21,153
  4. Step 4: Simplify right side
    62,707.08x = 1,989,938,437.74
  5. Step 5: Solve for x
    x = 1,989,938,437.74/62,707.08
  6. Step 6: Final answer
    x = 31,733.87

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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.