Home / 171,646.90-236,880.84-107,154.34

Finding the Fourth Proportional to 171,646.90, 236,880.84 and 107,154.34

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Solution

The fourth proportional to 171,646.90, 236,880.84 and 107,154.34 is: 147,878.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,646.90 : 236,880.84 = 107,154.34 : x
  2. Step 2: Convert to fraction form
    171,646.90/236,880.84 = 107,154.34/x
  3. Step 3: Cross multiply
    171,646.90x = 236,880.84 × 107,154.34
  4. Step 4: Simplify right side
    171,646.90x = 25,382,810,068.85
  5. Step 5: Solve for x
    x = 25,382,810,068.85/171,646.90
  6. Step 6: Final answer
    x = 147,878.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.