Home / 191,417.66-287,168.07-58,294.50

Finding the Fourth Proportional to 191,417.66, 287,168.07 and 58,294.50

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Solution

The fourth proportional to 191,417.66, 287,168.07 and 58,294.50 is: 87,454.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,417.66 : 287,168.07 = 58,294.50 : x
  2. Step 2: Convert to fraction form
    191,417.66/287,168.07 = 58,294.50/x
  3. Step 3: Cross multiply
    191,417.66x = 287,168.07 × 58,294.50
  4. Step 4: Simplify right side
    191,417.66x = 16,740,319,056.62
  5. Step 5: Solve for x
    x = 16,740,319,056.62/191,417.66
  6. Step 6: Final answer
    x = 87,454.41

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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.