Home / 159,817.53-220,547.70-88,196.93

Finding the Fourth Proportional to 159,817.53, 220,547.70 and 88,196.93

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Solution

The fourth proportional to 159,817.53, 220,547.70 and 88,196.93 is: 121,711.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,817.53 : 220,547.70 = 88,196.93 : x
  2. Step 2: Convert to fraction form
    159,817.53/220,547.70 = 88,196.93/x
  3. Step 3: Cross multiply
    159,817.53x = 220,547.70 × 88,196.93
  4. Step 4: Simplify right side
    159,817.53x = 19,451,628,955.82
  5. Step 5: Solve for x
    x = 19,451,628,955.82/159,817.53
  6. Step 6: Final answer
    x = 121,711.49

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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.