Home / 175,247.20-262,870.80-108,762.40

Finding the Fourth Proportional to 175,247.20, 262,870.80 and 108,762.40

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Solution

The fourth proportional to 175,247.20, 262,870.80 and 108,762.40 is: 163,143.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,247.20 : 262,870.80 = 108,762.40 : x
  2. Step 2: Convert to fraction form
    175,247.20/262,870.80 = 108,762.40/x
  3. Step 3: Cross multiply
    175,247.20x = 262,870.80 × 108,762.40
  4. Step 4: Simplify right side
    175,247.20x = 28,590,459,097.92
  5. Step 5: Solve for x
    x = 28,590,459,097.92/175,247.20
  6. Step 6: Final answer
    x = 163,143.60

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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.