Home / 191,934.08-287,310.63-125,230.58

Finding the Fourth Proportional to 191,934.08, 287,310.63 and 125,230.58

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Solution

The fourth proportional to 191,934.08, 287,310.63 and 125,230.58 is: 187,460.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,934.08 : 287,310.63 = 125,230.58 : x
  2. Step 2: Convert to fraction form
    191,934.08/287,310.63 = 125,230.58/x
  3. Step 3: Cross multiply
    191,934.08x = 287,310.63 × 125,230.58
  4. Step 4: Simplify right side
    191,934.08x = 35,980,076,835.07
  5. Step 5: Solve for x
    x = 35,980,076,835.07/191,934.08
  6. Step 6: Final answer
    x = 187,460.59

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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.