Home / 155,457.40-233,358.90-96,359.80

Finding the Fourth Proportional to 155,457.40, 233,358.90 and 96,359.80

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Solution

The fourth proportional to 155,457.40, 233,358.90 and 96,359.80 is: 144,646.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,457.40 : 233,358.90 = 96,359.80 : x
  2. Step 2: Convert to fraction form
    155,457.40/233,358.90 = 96,359.80/x
  3. Step 3: Cross multiply
    155,457.40x = 233,358.90 × 96,359.80
  4. Step 4: Simplify right side
    155,457.40x = 22,486,416,932.22
  5. Step 5: Solve for x
    x = 22,486,416,932.22/155,457.40
  6. Step 6: Final answer
    x = 144,646.81

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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.