Home / 191,989.41-287,973.33-58,869.30

Finding the Fourth Proportional to 191,989.41, 287,973.33 and 58,869.30

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Solution

The fourth proportional to 191,989.41, 287,973.33 and 58,869.30 is: 88,300.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,989.41 : 287,973.33 = 58,869.30 : x
  2. Step 2: Convert to fraction form
    191,989.41/287,973.33 = 58,869.30/x
  3. Step 3: Cross multiply
    191,989.41x = 287,973.33 × 58,869.30
  4. Step 4: Simplify right side
    191,989.41x = 16,952,788,355.77
  5. Step 5: Solve for x
    x = 16,952,788,355.77/191,989.41
  6. Step 6: Final answer
    x = 88,300.64

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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.