Home / 175,039.10-262,461.45-69,739.10

Finding the Fourth Proportional to 175,039.10, 262,461.45 and 69,739.10

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Solution

The fourth proportional to 175,039.10, 262,461.45 and 69,739.10 is: 104,569.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,039.10 : 262,461.45 = 69,739.10 : x
  2. Step 2: Convert to fraction form
    175,039.10/262,461.45 = 69,739.10/x
  3. Step 3: Cross multiply
    175,039.10x = 262,461.45 × 69,739.10
  4. Step 4: Simplify right side
    175,039.10x = 18,303,825,307.70
  5. Step 5: Solve for x
    x = 18,303,825,307.70/175,039.10
  6. Step 6: Final answer
    x = 104,569.92

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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.