Home / 191,759.49-287,637.66-56,832.53

Finding the Fourth Proportional to 191,759.49, 287,637.66 and 56,832.53

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Solution

The fourth proportional to 191,759.49, 287,637.66 and 56,832.53 is: 85,248.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,759.49 : 287,637.66 = 56,832.53 : x
  2. Step 2: Convert to fraction form
    191,759.49/287,637.66 = 56,832.53/x
  3. Step 3: Cross multiply
    191,759.49x = 287,637.66 × 56,832.53
  4. Step 4: Simplify right side
    191,759.49x = 16,347,174,502.89
  5. Step 5: Solve for x
    x = 16,347,174,502.89/191,759.49
  6. Step 6: Final answer
    x = 85,248.32

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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.