Home / 191,341.02-287,076.06-84,710.25

Finding the Fourth Proportional to 191,341.02, 287,076.06 and 84,710.25

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Solution

The fourth proportional to 191,341.02, 287,076.06 and 84,710.25 is: 127,093.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,341.02 : 287,076.06 = 84,710.25 : x
  2. Step 2: Convert to fraction form
    191,341.02/287,076.06 = 84,710.25/x
  3. Step 3: Cross multiply
    191,341.02x = 287,076.06 × 84,710.25
  4. Step 4: Simplify right side
    191,341.02x = 24,318,284,811.62
  5. Step 5: Solve for x
    x = 24,318,284,811.62/191,341.02
  6. Step 6: Final answer
    x = 127,093.94

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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.