Home / 191,531.04-287,295.80-58,410.92

Finding the Fourth Proportional to 191,531.04, 287,295.80 and 58,410.92

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Solution

The fourth proportional to 191,531.04, 287,295.80 and 58,410.92 is: 87,616.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,531.04 : 287,295.80 = 58,410.92 : x
  2. Step 2: Convert to fraction form
    191,531.04/287,295.80 = 58,410.92/x
  3. Step 3: Cross multiply
    191,531.04x = 287,295.80 × 58,410.92
  4. Step 4: Simplify right side
    191,531.04x = 16,781,210,261.60
  5. Step 5: Solve for x
    x = 16,781,210,261.60/191,531.04
  6. Step 6: Final answer
    x = 87,616.14

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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.