Home / 94,156.08-129,957.78-53,893.05

Finding the Fourth Proportional to 94,156.08, 129,957.78 and 53,893.05

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Solution

The fourth proportional to 94,156.08, 129,957.78 and 53,893.05 is: 74,385.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,156.08 : 129,957.78 = 53,893.05 : x
  2. Step 2: Convert to fraction form
    94,156.08/129,957.78 = 53,893.05/x
  3. Step 3: Cross multiply
    94,156.08x = 129,957.78 × 53,893.05
  4. Step 4: Simplify right side
    94,156.08x = 7,003,821,135.43
  5. Step 5: Solve for x
    x = 7,003,821,135.43/94,156.08
  6. Step 6: Final answer
    x = 74,385.22

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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.