Home / 83,984.81-115,899.02-46,259.06

Finding the Fourth Proportional to 83,984.81, 115,899.02 and 46,259.06

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Solution

The fourth proportional to 83,984.81, 115,899.02 and 46,259.06 is: 63,837.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,984.81 : 115,899.02 = 46,259.06 : x
  2. Step 2: Convert to fraction form
    83,984.81/115,899.02 = 46,259.06/x
  3. Step 3: Cross multiply
    83,984.81x = 115,899.02 × 46,259.06
  4. Step 4: Simplify right side
    83,984.81x = 5,361,379,720.12
  5. Step 5: Solve for x
    x = 5,361,379,720.12/83,984.81
  6. Step 6: Final answer
    x = 63,837.49

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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.