Home / 191,569.07-287,377.46-65,199.60

Finding the Fourth Proportional to 191,569.07, 287,377.46 and 65,199.60

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Solution

The fourth proportional to 191,569.07, 287,377.46 and 65,199.60 is: 97,807.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,569.07 : 287,377.46 = 65,199.60 : x
  2. Step 2: Convert to fraction form
    191,569.07/287,377.46 = 65,199.60/x
  3. Step 3: Cross multiply
    191,569.07x = 287,377.46 × 65,199.60
  4. Step 4: Simplify right side
    191,569.07x = 18,736,895,898.35
  5. Step 5: Solve for x
    x = 18,736,895,898.35/191,569.07
  6. Step 6: Final answer
    x = 97,807.52

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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.