Home / 74,274.77-111,417.32-29,901.45

Finding the Fourth Proportional to 74,274.77, 111,417.32 and 29,901.45

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Solution

The fourth proportional to 74,274.77, 111,417.32 and 29,901.45 is: 44,854.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,274.77 : 111,417.32 = 29,901.45 : x
  2. Step 2: Convert to fraction form
    74,274.77/111,417.32 = 29,901.45/x
  3. Step 3: Cross multiply
    74,274.77x = 111,417.32 × 29,901.45
  4. Step 4: Simplify right side
    74,274.77x = 3,331,539,915.68
  5. Step 5: Solve for x
    x = 3,331,539,915.68/74,274.77
  6. Step 6: Final answer
    x = 44,854.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.