Home / 53,349.36-73,537.06-42,000.86

Finding the Fourth Proportional to 53,349.36, 73,537.06 and 42,000.86

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Solution

The fourth proportional to 53,349.36, 73,537.06 and 42,000.86 is: 57,894.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,349.36 : 73,537.06 = 42,000.86 : x
  2. Step 2: Convert to fraction form
    53,349.36/73,537.06 = 42,000.86/x
  3. Step 3: Cross multiply
    53,349.36x = 73,537.06 × 42,000.86
  4. Step 4: Simplify right side
    53,349.36x = 3,088,619,761.87
  5. Step 5: Solve for x
    x = 3,088,619,761.87/53,349.36
  6. Step 6: Final answer
    x = 57,894.22

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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.