Home / 56,934.67-85,409.30-21,869.77

Finding the Fourth Proportional to 56,934.67, 85,409.30 and 21,869.77

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Solution

The fourth proportional to 56,934.67, 85,409.30 and 21,869.77 is: 32,807.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,934.67 : 85,409.30 = 21,869.77 : x
  2. Step 2: Convert to fraction form
    56,934.67/85,409.30 = 21,869.77/x
  3. Step 3: Cross multiply
    56,934.67x = 85,409.30 × 21,869.77
  4. Step 4: Simplify right side
    56,934.67x = 1,867,881,637.51
  5. Step 5: Solve for x
    x = 1,867,881,637.51/56,934.67
  6. Step 6: Final answer
    x = 32,807.46

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1.5x scale

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.