Home / 77,030.22-115,544.40-24,440.16

Finding the Fourth Proportional to 77,030.22, 115,544.40 and 24,440.16

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Solution

The fourth proportional to 77,030.22, 115,544.40 and 24,440.16 is: 36,659.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,030.22 : 115,544.40 = 24,440.16 : x
  2. Step 2: Convert to fraction form
    77,030.22/115,544.40 = 24,440.16/x
  3. Step 3: Cross multiply
    77,030.22x = 115,544.40 × 24,440.16
  4. Step 4: Simplify right side
    77,030.22x = 2,823,923,623.10
  5. Step 5: Solve for x
    x = 2,823,923,623.10/77,030.22
  6. Step 6: Final answer
    x = 36,659.94

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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.