Home / 56,828.13-85,275.43-31,548.93

Finding the Fourth Proportional to 56,828.13, 85,275.43 and 31,548.93

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Solution

The fourth proportional to 56,828.13, 85,275.43 and 31,548.93 is: 47,341.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,828.13 : 85,275.43 = 31,548.93 : x
  2. Step 2: Convert to fraction form
    56,828.13/85,275.43 = 31,548.93/x
  3. Step 3: Cross multiply
    56,828.13x = 85,275.43 × 31,548.93
  4. Step 4: Simplify right side
    56,828.13x = 2,690,348,492.92
  5. Step 5: Solve for x
    x = 2,690,348,492.92/56,828.13
  6. Step 6: Final answer
    x = 47,341.84

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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.