Home / 129,933.95-179,308.83-70,317.95

Finding the Fourth Proportional to 129,933.95, 179,308.83 and 70,317.95

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Solution

The fourth proportional to 129,933.95, 179,308.83 and 70,317.95 is: 97,038.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,933.95 : 179,308.83 = 70,317.95 : x
  2. Step 2: Convert to fraction form
    129,933.95/179,308.83 = 70,317.95/x
  3. Step 3: Cross multiply
    129,933.95x = 179,308.83 × 70,317.95
  4. Step 4: Simplify right side
    129,933.95x = 12,608,628,445.95
  5. Step 5: Solve for x
    x = 12,608,628,445.95/129,933.95
  6. Step 6: Final answer
    x = 97,038.76

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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.