Home / 141,714.19-195,565.58-78,051.98

Finding the Fourth Proportional to 141,714.19, 195,565.58 and 78,051.98

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Solution

The fourth proportional to 141,714.19, 195,565.58 and 78,051.98 is: 107,711.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,714.19 : 195,565.58 = 78,051.98 : x
  2. Step 2: Convert to fraction form
    141,714.19/195,565.58 = 78,051.98/x
  3. Step 3: Cross multiply
    141,714.19x = 195,565.58 × 78,051.98
  4. Step 4: Simplify right side
    141,714.19x = 15,264,281,496.88
  5. Step 5: Solve for x
    x = 15,264,281,496.88/141,714.19
  6. Step 6: Final answer
    x = 107,711.74

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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.