Home / 94,420.76-130,303.23-51,981.89

Finding the Fourth Proportional to 94,420.76, 130,303.23 and 51,981.89

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Solution

The fourth proportional to 94,420.76, 130,303.23 and 51,981.89 is: 71,736.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,420.76 : 130,303.23 = 51,981.89 : x
  2. Step 2: Convert to fraction form
    94,420.76/130,303.23 = 51,981.89/x
  3. Step 3: Cross multiply
    94,420.76x = 130,303.23 × 51,981.89
  4. Step 4: Simplify right side
    94,420.76x = 6,773,408,168.50
  5. Step 5: Solve for x
    x = 6,773,408,168.50/94,420.76
  6. Step 6: Final answer
    x = 71,736.43

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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.