Home / 53,421.02-73,720.64-29,546.82

Finding the Fourth Proportional to 53,421.02, 73,720.64 and 29,546.82

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Solution

The fourth proportional to 53,421.02, 73,720.64 and 29,546.82 is: 40,774.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,421.02 : 73,720.64 = 29,546.82 : x
  2. Step 2: Convert to fraction form
    53,421.02/73,720.64 = 29,546.82/x
  3. Step 3: Cross multiply
    53,421.02x = 73,720.64 × 29,546.82
  4. Step 4: Simplify right side
    53,421.02x = 2,178,210,480.36
  5. Step 5: Solve for x
    x = 2,178,210,480.36/53,421.02
  6. Step 6: Final answer
    x = 40,774.41

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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.