Home / 86,560.10-119,454.48-50,775.92

Finding the Fourth Proportional to 86,560.10, 119,454.48 and 50,775.92

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Solution

The fourth proportional to 86,560.10, 119,454.48 and 50,775.92 is: 70,071.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,560.10 : 119,454.48 = 50,775.92 : x
  2. Step 2: Convert to fraction form
    86,560.10/119,454.48 = 50,775.92/x
  3. Step 3: Cross multiply
    86,560.10x = 119,454.48 × 50,775.92
  4. Step 4: Simplify right side
    86,560.10x = 6,065,411,120.12
  5. Step 5: Solve for x
    x = 6,065,411,120.12/86,560.10
  6. Step 6: Final answer
    x = 70,071.67

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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.