Home / 265,017.08-397,521.56-107,133.50

Finding the Fourth Proportional to 265,017.08, 397,521.56 and 107,133.50

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Solution

The fourth proportional to 265,017.08, 397,521.56 and 107,133.50 is: 160,698.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,017.08 : 397,521.56 = 107,133.50 : x
  2. Step 2: Convert to fraction form
    265,017.08/397,521.56 = 107,133.50/x
  3. Step 3: Cross multiply
    265,017.08x = 397,521.56 × 107,133.50
  4. Step 4: Simplify right side
    265,017.08x = 42,587,876,048.26
  5. Step 5: Solve for x
    x = 42,587,876,048.26/265,017.08
  6. Step 6: Final answer
    x = 160,698.61

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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.