Home / 191,985.79-288,033.96-58,885.57

Finding the Fourth Proportional to 191,985.79, 288,033.96 and 58,885.57

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Solution

The fourth proportional to 191,985.79, 288,033.96 and 58,885.57 is: 88,345.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,985.79 : 288,033.96 = 58,885.57 : x
  2. Step 2: Convert to fraction form
    191,985.79/288,033.96 = 58,885.57/x
  3. Step 3: Cross multiply
    191,985.79x = 288,033.96 × 58,885.57
  4. Step 4: Simplify right side
    191,985.79x = 16,961,043,913.96
  5. Step 5: Solve for x
    x = 16,961,043,913.96/191,985.79
  6. Step 6: Final answer
    x = 88,345.31

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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.