Home / 77,602.48-116,403.72-25,012.96

Finding the Fourth Proportional to 77,602.48, 116,403.72 and 25,012.96

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Solution

The fourth proportional to 77,602.48, 116,403.72 and 25,012.96 is: 37,519.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,602.48 : 116,403.72 = 25,012.96 : x
  2. Step 2: Convert to fraction form
    77,602.48/116,403.72 = 25,012.96/x
  3. Step 3: Cross multiply
    77,602.48x = 116,403.72 × 25,012.96
  4. Step 4: Simplify right side
    77,602.48x = 2,911,601,592.21
  5. Step 5: Solve for x
    x = 2,911,601,592.21/77,602.48
  6. Step 6: Final answer
    x = 37,519.44

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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.