Home / 58,534.39-87,774.21-21,089.53

Finding the Fourth Proportional to 58,534.39, 87,774.21 and 21,089.53

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Solution

The fourth proportional to 58,534.39, 87,774.21 and 21,089.53 is: 31,624.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,534.39 : 87,774.21 = 21,089.53 : x
  2. Step 2: Convert to fraction form
    58,534.39/87,774.21 = 21,089.53/x
  3. Step 3: Cross multiply
    58,534.39x = 87,774.21 × 21,089.53
  4. Step 4: Simplify right side
    58,534.39x = 1,851,116,835.02
  5. Step 5: Solve for x
    x = 1,851,116,835.02/58,534.39
  6. Step 6: Final answer
    x = 31,624.43

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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.