Home / 129,924.42-179,296.29-70,308.42

Finding the Fourth Proportional to 129,924.42, 179,296.29 and 70,308.42

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Solution

The fourth proportional to 129,924.42, 179,296.29 and 70,308.42 is: 97,025.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,924.42 : 179,296.29 = 70,308.42 : x
  2. Step 2: Convert to fraction form
    129,924.42/179,296.29 = 70,308.42/x
  3. Step 3: Cross multiply
    129,924.42x = 179,296.29 × 70,308.42
  4. Step 4: Simplify right side
    129,924.42x = 12,606,038,861.76
  5. Step 5: Solve for x
    x = 12,606,038,861.76/129,924.42
  6. Step 6: Final answer
    x = 97,025.94

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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.