Home / 170,711.04-255,998.08-70,803.20

Finding the Fourth Proportional to 170,711.04, 255,998.08 and 70,803.20

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Solution

The fourth proportional to 170,711.04, 255,998.08 and 70,803.20 is: 106,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,711.04 : 255,998.08 = 70,803.20 : x
  2. Step 2: Convert to fraction form
    170,711.04/255,998.08 = 70,803.20/x
  3. Step 3: Cross multiply
    170,711.04x = 255,998.08 × 70,803.20
  4. Step 4: Simplify right side
    170,711.04x = 18,125,483,257.86
  5. Step 5: Solve for x
    x = 18,125,483,257.86/170,711.04
  6. Step 6: Final answer
    x = 106,176.40

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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.