Home / 96,768.44-133,549.28-56,501.72

Finding the Fourth Proportional to 96,768.44, 133,549.28 and 56,501.72

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Solution

The fourth proportional to 96,768.44, 133,549.28 and 56,501.72 is: 77,977.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,768.44 : 133,549.28 = 56,501.72 : x
  2. Step 2: Convert to fraction form
    96,768.44/133,549.28 = 56,501.72/x
  3. Step 3: Cross multiply
    96,768.44x = 133,549.28 × 56,501.72
  4. Step 4: Simplify right side
    96,768.44x = 7,545,764,024.76
  5. Step 5: Solve for x
    x = 7,545,764,024.76/96,768.44
  6. Step 6: Final answer
    x = 77,977.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.