Home / 94,133.28-129,917.52-56,411.04

Finding the Fourth Proportional to 94,133.28, 129,917.52 and 56,411.04

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Solution

The fourth proportional to 94,133.28, 129,917.52 and 56,411.04 is: 77,855.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,133.28 : 129,917.52 = 56,411.04 : x
  2. Step 2: Convert to fraction form
    94,133.28/129,917.52 = 56,411.04/x
  3. Step 3: Cross multiply
    94,133.28x = 129,917.52 × 56,411.04
  4. Step 4: Simplify right side
    94,133.28x = 7,328,782,417.42
  5. Step 5: Solve for x
    x = 7,328,782,417.42/94,133.28
  6. Step 6: Final answer
    x = 77,855.38

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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.