Home / 53,315.76-73,575.69-29,442.37

Finding the Fourth Proportional to 53,315.76, 73,575.69 and 29,442.37

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Solution

The fourth proportional to 53,315.76, 73,575.69 and 29,442.37 is: 40,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,315.76 : 73,575.69 = 29,442.37 : x
  2. Step 2: Convert to fraction form
    53,315.76/73,575.69 = 29,442.37/x
  3. Step 3: Cross multiply
    53,315.76x = 73,575.69 × 29,442.37
  4. Step 4: Simplify right side
    53,315.76x = 2,166,243,007.60
  5. Step 5: Solve for x
    x = 2,166,243,007.60/53,315.76
  6. Step 6: Final answer
    x = 40,630.45

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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.