Home / 171,411.20-236,468.93-111,001.30

Finding the Fourth Proportional to 171,411.20, 236,468.93 and 111,001.30

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Solution

The fourth proportional to 171,411.20, 236,468.93 and 111,001.30 is: 153,130.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,411.20 : 236,468.93 = 111,001.30 : x
  2. Step 2: Convert to fraction form
    171,411.20/236,468.93 = 111,001.30/x
  3. Step 3: Cross multiply
    171,411.20x = 236,468.93 × 111,001.30
  4. Step 4: Simplify right side
    171,411.20x = 26,248,358,606.44
  5. Step 5: Solve for x
    x = 26,248,358,606.44/171,411.20
  6. Step 6: Final answer
    x = 153,130.94

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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.