Home / 94,420.04-130,300.80-51,981.44

Finding the Fourth Proportional to 94,420.04, 130,300.80 and 51,981.44

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Solution

The fourth proportional to 94,420.04, 130,300.80 and 51,981.44 is: 71,735.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,420.04 : 130,300.80 = 51,981.44 : x
  2. Step 2: Convert to fraction form
    94,420.04/130,300.80 = 51,981.44/x
  3. Step 3: Cross multiply
    94,420.04x = 130,300.80 × 51,981.44
  4. Step 4: Simplify right side
    94,420.04x = 6,773,223,217.15
  5. Step 5: Solve for x
    x = 6,773,223,217.15/94,420.04
  6. Step 6: Final answer
    x = 71,735.02

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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.