Home / 114,973.92-172,465.74-40,101.60

Finding the Fourth Proportional to 114,973.92, 172,465.74 and 40,101.60

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Solution

The fourth proportional to 114,973.92, 172,465.74 and 40,101.60 is: 60,154.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,973.92 : 172,465.74 = 40,101.60 : x
  2. Step 2: Convert to fraction form
    114,973.92/172,465.74 = 40,101.60/x
  3. Step 3: Cross multiply
    114,973.92x = 172,465.74 × 40,101.60
  4. Step 4: Simplify right side
    114,973.92x = 6,916,152,119.18
  5. Step 5: Solve for x
    x = 6,916,152,119.18/114,973.92
  6. Step 6: Final answer
    x = 60,154.10

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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.