Home / 76,956.44-106,201.55-42,501.07

Finding the Fourth Proportional to 76,956.44, 106,201.55 and 42,501.07

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Solution

The fourth proportional to 76,956.44, 106,201.55 and 42,501.07 is: 58,652.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,956.44 : 106,201.55 = 42,501.07 : x
  2. Step 2: Convert to fraction form
    76,956.44/106,201.55 = 42,501.07/x
  3. Step 3: Cross multiply
    76,956.44x = 106,201.55 × 42,501.07
  4. Step 4: Simplify right side
    76,956.44x = 4,513,679,510.66
  5. Step 5: Solve for x
    x = 4,513,679,510.66/76,956.44
  6. Step 6: Final answer
    x = 58,652.39

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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.