Home / 52,430.63-72,359.73-29,775.74

Finding the Fourth Proportional to 52,430.63, 72,359.73 and 29,775.74

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Solution

The fourth proportional to 52,430.63, 72,359.73 and 29,775.74 is: 41,093.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,430.63 : 72,359.73 = 29,775.74 : x
  2. Step 2: Convert to fraction form
    52,430.63/72,359.73 = 29,775.74/x
  3. Step 3: Cross multiply
    52,430.63x = 72,359.73 × 29,775.74
  4. Step 4: Simplify right side
    52,430.63x = 2,154,564,145.15
  5. Step 5: Solve for x
    x = 2,154,564,145.15/52,430.63
  6. Step 6: Final answer
    x = 41,093.62

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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.