Home / 191,519.64-287,325.99-58,402.26

Finding the Fourth Proportional to 191,519.64, 287,325.99 and 58,402.26

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Solution

The fourth proportional to 191,519.64, 287,325.99 and 58,402.26 is: 87,617.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,519.64 : 287,325.99 = 58,402.26 : x
  2. Step 2: Convert to fraction form
    191,519.64/287,325.99 = 58,402.26/x
  3. Step 3: Cross multiply
    191,519.64x = 287,325.99 × 58,402.26
  4. Step 4: Simplify right side
    191,519.64x = 16,780,487,172.74
  5. Step 5: Solve for x
    x = 16,780,487,172.74/191,519.64
  6. Step 6: Final answer
    x = 87,617.58

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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.