Home / 191,501.60-287,252.40-51,260.23

Finding the Fourth Proportional to 191,501.60, 287,252.40 and 51,260.23

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Solution

The fourth proportional to 191,501.60, 287,252.40 and 51,260.23 is: 76,890.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,501.60 : 287,252.40 = 51,260.23 : x
  2. Step 2: Convert to fraction form
    191,501.60/287,252.40 = 51,260.23/x
  3. Step 3: Cross multiply
    191,501.60x = 287,252.40 × 51,260.23
  4. Step 4: Simplify right side
    191,501.60x = 14,724,622,655.79
  5. Step 5: Solve for x
    x = 14,724,622,655.79/191,501.60
  6. Step 6: Final answer
    x = 76,890.34

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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.