Home / 153,068.54-211,237.13-84,160.92

Finding the Fourth Proportional to 153,068.54, 211,237.13 and 84,160.92

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Solution

The fourth proportional to 153,068.54, 211,237.13 and 84,160.92 is: 116,143.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,068.54 : 211,237.13 = 84,160.92 : x
  2. Step 2: Convert to fraction form
    153,068.54/211,237.13 = 84,160.92/x
  3. Step 3: Cross multiply
    153,068.54x = 211,237.13 × 84,160.92
  4. Step 4: Simplify right side
    153,068.54x = 17,777,910,064.13
  5. Step 5: Solve for x
    x = 17,777,910,064.13/153,068.54
  6. Step 6: Final answer
    x = 116,143.46

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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.