Home / 91,883.34-126,812.88-56,094.18

Finding the Fourth Proportional to 91,883.34, 126,812.88 and 56,094.18

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Solution

The fourth proportional to 91,883.34, 126,812.88 and 56,094.18 is: 77,418.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,883.34 : 126,812.88 = 56,094.18 : x
  2. Step 2: Convert to fraction form
    91,883.34/126,812.88 = 56,094.18/x
  3. Step 3: Cross multiply
    91,883.34x = 126,812.88 × 56,094.18
  4. Step 4: Simplify right side
    91,883.34x = 7,113,464,517.04
  5. Step 5: Solve for x
    x = 7,113,464,517.04/91,883.34
  6. Step 6: Final answer
    x = 77,418.44

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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.