Home / 118,035.92-162,887.54-64,321.40

Finding the Fourth Proportional to 118,035.92, 162,887.54 and 64,321.40

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Solution

The fourth proportional to 118,035.92, 162,887.54 and 64,321.40 is: 88,762.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,035.92 : 162,887.54 = 64,321.40 : x
  2. Step 2: Convert to fraction form
    118,035.92/162,887.54 = 64,321.40/x
  3. Step 3: Cross multiply
    118,035.92x = 162,887.54 × 64,321.40
  4. Step 4: Simplify right side
    118,035.92x = 10,477,154,615.36
  5. Step 5: Solve for x
    x = 10,477,154,615.36/118,035.92
  6. Step 6: Final answer
    x = 88,762.43

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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.