Home / 191,807.50-287,699.20-58,677.18

Finding the Fourth Proportional to 191,807.50, 287,699.20 and 58,677.18

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Solution

The fourth proportional to 191,807.50, 287,699.20 and 58,677.18 is: 88,012.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,807.50 : 287,699.20 = 58,677.18 : x
  2. Step 2: Convert to fraction form
    191,807.50/287,699.20 = 58,677.18/x
  3. Step 3: Cross multiply
    191,807.50x = 287,699.20 × 58,677.18
  4. Step 4: Simplify right side
    191,807.50x = 16,881,377,744.26
  5. Step 5: Solve for x
    x = 16,881,377,744.26/191,807.50
  6. Step 6: Final answer
    x = 88,012.08

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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.