Home / 57,509.15-86,184.95-43,457.67

Finding the Fourth Proportional to 57,509.15, 86,184.95 and 43,457.67

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Solution

The fourth proportional to 57,509.15, 86,184.95 and 43,457.67 is: 65,126.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,509.15 : 86,184.95 = 43,457.67 : x
  2. Step 2: Convert to fraction form
    57,509.15/86,184.95 = 43,457.67/x
  3. Step 3: Cross multiply
    57,509.15x = 86,184.95 × 43,457.67
  4. Step 4: Simplify right side
    57,509.15x = 3,745,396,898.78
  5. Step 5: Solve for x
    x = 3,745,396,898.78/57,509.15
  6. Step 6: Final answer
    x = 65,126.98

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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.