Home / 56,188.96-77,534.16-31,036.96

Finding the Fourth Proportional to 56,188.96, 77,534.16 and 31,036.96

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Solution

The fourth proportional to 56,188.96, 77,534.16 and 31,036.96 is: 42,827.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,188.96 : 77,534.16 = 31,036.96 : x
  2. Step 2: Convert to fraction form
    56,188.96/77,534.16 = 31,036.96/x
  3. Step 3: Cross multiply
    56,188.96x = 77,534.16 × 31,036.96
  4. Step 4: Simplify right side
    56,188.96x = 2,406,424,622.55
  5. Step 5: Solve for x
    x = 2,406,424,622.55/56,188.96
  6. Step 6: Final answer
    x = 42,827.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.