Home / 170,538.57-255,698.52-70,767.63

Finding the Fourth Proportional to 170,538.57, 255,698.52 and 70,767.63

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Solution

The fourth proportional to 170,538.57, 255,698.52 and 70,767.63 is: 106,106.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,538.57 : 255,698.52 = 70,767.63 : x
  2. Step 2: Convert to fraction form
    170,538.57/255,698.52 = 70,767.63/x
  3. Step 3: Cross multiply
    170,538.57x = 255,698.52 × 70,767.63
  4. Step 4: Simplify right side
    170,538.57x = 18,095,178,254.91
  5. Step 5: Solve for x
    x = 18,095,178,254.91/170,538.57
  6. Step 6: Final answer
    x = 106,106.07

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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.