Home / 175,386.40-262,885.20-75,529.60

Finding the Fourth Proportional to 175,386.40, 262,885.20 and 75,529.60

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Solution

The fourth proportional to 175,386.40, 262,885.20 and 75,529.60 is: 113,210.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,386.40 : 262,885.20 = 75,529.60 : x
  2. Step 2: Convert to fraction form
    175,386.40/262,885.20 = 75,529.60/x
  3. Step 3: Cross multiply
    175,386.40x = 262,885.20 × 75,529.60
  4. Step 4: Simplify right side
    175,386.40x = 19,855,614,001.92
  5. Step 5: Solve for x
    x = 19,855,614,001.92/175,386.40
  6. Step 6: Final answer
    x = 113,210.68

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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.