Home / 53,663.67-80,495.50-18,603.32

Finding the Fourth Proportional to 53,663.67, 80,495.50 and 18,603.32

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Solution

The fourth proportional to 53,663.67, 80,495.50 and 18,603.32 is: 27,904.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,663.67 : 80,495.50 = 18,603.32 : x
  2. Step 2: Convert to fraction form
    53,663.67/80,495.50 = 18,603.32/x
  3. Step 3: Cross multiply
    53,663.67x = 80,495.50 × 18,603.32
  4. Step 4: Simplify right side
    53,663.67x = 1,497,483,545.06
  5. Step 5: Solve for x
    x = 1,497,483,545.06/53,663.67
  6. Step 6: Final answer
    x = 27,904.98

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Similar ratio
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1.5x scale

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.