Home / 61,173.09-84,329.51-43,236.45

Finding the Fourth Proportional to 61,173.09, 84,329.51 and 43,236.45

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Solution

The fourth proportional to 61,173.09, 84,329.51 and 43,236.45 is: 59,603.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,173.09 : 84,329.51 = 43,236.45 : x
  2. Step 2: Convert to fraction form
    61,173.09/84,329.51 = 43,236.45/x
  3. Step 3: Cross multiply
    61,173.09x = 84,329.51 × 43,236.45
  4. Step 4: Simplify right side
    61,173.09x = 3,646,108,426.46
  5. Step 5: Solve for x
    x = 3,646,108,426.46/61,173.09
  6. Step 6: Final answer
    x = 59,603.14

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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.