Home / 59,811.04-89,730.45-20,368.49

Finding the Fourth Proportional to 59,811.04, 89,730.45 and 20,368.49

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Solution

The fourth proportional to 59,811.04, 89,730.45 and 20,368.49 is: 30,557.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,811.04 : 89,730.45 = 20,368.49 : x
  2. Step 2: Convert to fraction form
    59,811.04/89,730.45 = 20,368.49/x
  3. Step 3: Cross multiply
    59,811.04x = 89,730.45 × 20,368.49
  4. Step 4: Simplify right side
    59,811.04x = 1,827,673,773.52
  5. Step 5: Solve for x
    x = 1,827,673,773.52/59,811.04
  6. Step 6: Final answer
    x = 30,557.47

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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.