Home / 191,340.02-287,074.56-84,709.25

Finding the Fourth Proportional to 191,340.02, 287,074.56 and 84,709.25

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Solution

The fourth proportional to 191,340.02, 287,074.56 and 84,709.25 is: 127,092.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,340.02 : 287,074.56 = 84,709.25 : x
  2. Step 2: Convert to fraction form
    191,340.02/287,074.56 = 84,709.25/x
  3. Step 3: Cross multiply
    191,340.02x = 287,074.56 × 84,709.25
  4. Step 4: Simplify right side
    191,340.02x = 24,317,869,236.31
  5. Step 5: Solve for x
    x = 24,317,869,236.31/191,340.02
  6. Step 6: Final answer
    x = 127,092.44

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1.5x scale

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.