Home / 116,378.48-174,654.66-45,312.32

Finding the Fourth Proportional to 116,378.48, 174,654.66 and 45,312.32

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Solution

The fourth proportional to 116,378.48, 174,654.66 and 45,312.32 is: 68,002.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,378.48 : 174,654.66 = 45,312.32 : x
  2. Step 2: Convert to fraction form
    116,378.48/174,654.66 = 45,312.32/x
  3. Step 3: Cross multiply
    116,378.48x = 174,654.66 × 45,312.32
  4. Step 4: Simplify right side
    116,378.48x = 7,914,007,843.41
  5. Step 5: Solve for x
    x = 7,914,007,843.41/116,378.48
  6. Step 6: Final answer
    x = 68,002.33

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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.