Home / 53,384.90-73,665.52-29,507.72

Finding the Fourth Proportional to 53,384.90, 73,665.52 and 29,507.72

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Solution

The fourth proportional to 53,384.90, 73,665.52 and 29,507.72 is: 40,717.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,384.90 : 73,665.52 = 29,507.72 : x
  2. Step 2: Convert to fraction form
    53,384.90/73,665.52 = 29,507.72/x
  3. Step 3: Cross multiply
    53,384.90x = 73,665.52 × 29,507.72
  4. Step 4: Simplify right side
    53,384.90x = 2,173,701,095.72
  5. Step 5: Solve for x
    x = 2,173,701,095.72/53,384.90
  6. Step 6: Final answer
    x = 40,717.53

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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.