Home / 186,842.62-257,848.30-101,965.16

Finding the Fourth Proportional to 186,842.62, 257,848.30 and 101,965.16

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Solution

The fourth proportional to 186,842.62, 257,848.30 and 101,965.16 is: 140,714.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,842.62 : 257,848.30 = 101,965.16 : x
  2. Step 2: Convert to fraction form
    186,842.62/257,848.30 = 101,965.16/x
  3. Step 3: Cross multiply
    186,842.62x = 257,848.30 × 101,965.16
  4. Step 4: Simplify right side
    186,842.62x = 26,291,543,165.23
  5. Step 5: Solve for x
    x = 26,291,543,165.23/186,842.62
  6. Step 6: Final answer
    x = 140,714.91

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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.