Home / 94,646.64-142,068.44-69,714.84

Finding the Fourth Proportional to 94,646.64, 142,068.44 and 69,714.84

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Solution

The fourth proportional to 94,646.64, 142,068.44 and 69,714.84 is: 104,644.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,646.64 : 142,068.44 = 69,714.84 : x
  2. Step 2: Convert to fraction form
    94,646.64/142,068.44 = 69,714.84/x
  3. Step 3: Cross multiply
    94,646.64x = 142,068.44 × 69,714.84
  4. Step 4: Simplify right side
    94,646.64x = 9,904,278,563.65
  5. Step 5: Solve for x
    x = 9,904,278,563.65/94,646.64
  6. Step 6: Final answer
    x = 104,644.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.