Home / 94,192.64-129,988.62-53,919.34

Finding the Fourth Proportional to 94,192.64, 129,988.62 and 53,919.34

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Solution

The fourth proportional to 94,192.64, 129,988.62 and 53,919.34 is: 74,410.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,192.64 : 129,988.62 = 53,919.34 : x
  2. Step 2: Convert to fraction form
    94,192.64/129,988.62 = 53,919.34/x
  3. Step 3: Cross multiply
    94,192.64x = 129,988.62 × 53,919.34
  4. Step 4: Simplify right side
    94,192.64x = 7,008,900,597.91
  5. Step 5: Solve for x
    x = 7,008,900,597.91/94,192.64
  6. Step 6: Final answer
    x = 74,410.28

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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.