Home / 53,814.02-74,259.66-29,939.80

Finding the Fourth Proportional to 53,814.02, 74,259.66 and 29,939.80

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Solution

The fourth proportional to 53,814.02, 74,259.66 and 29,939.80 is: 41,314.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,814.02 : 74,259.66 = 29,939.80 : x
  2. Step 2: Convert to fraction form
    53,814.02/74,259.66 = 29,939.80/x
  3. Step 3: Cross multiply
    53,814.02x = 74,259.66 × 29,939.80
  4. Step 4: Simplify right side
    53,814.02x = 2,223,319,368.47
  5. Step 5: Solve for x
    x = 2,223,319,368.47/53,814.02
  6. Step 6: Final answer
    x = 41,314.87

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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.