Home / 127,322.73-175,716.27-70,737.75

Finding the Fourth Proportional to 127,322.73, 175,716.27 and 70,737.75

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Solution

The fourth proportional to 127,322.73, 175,716.27 and 70,737.75 is: 97,624.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,322.73 : 175,716.27 = 70,737.75 : x
  2. Step 2: Convert to fraction form
    127,322.73/175,716.27 = 70,737.75/x
  3. Step 3: Cross multiply
    127,322.73x = 175,716.27 × 70,737.75
  4. Step 4: Simplify right side
    127,322.73x = 12,429,773,578.19
  5. Step 5: Solve for x
    x = 12,429,773,578.19/127,322.73
  6. Step 6: Final answer
    x = 97,624.15

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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.