Home / 62,196.20-93,284.40-20,643.20

Finding the Fourth Proportional to 62,196.20, 93,284.40 and 20,643.20

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Solution

The fourth proportional to 62,196.20, 93,284.40 and 20,643.20 is: 30,961.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,196.20 : 93,284.40 = 20,643.20 : x
  2. Step 2: Convert to fraction form
    62,196.20/93,284.40 = 20,643.20/x
  3. Step 3: Cross multiply
    62,196.20x = 93,284.40 × 20,643.20
  4. Step 4: Simplify right side
    62,196.20x = 1,925,688,526.08
  5. Step 5: Solve for x
    x = 1,925,688,526.08/62,196.20
  6. Step 6: Final answer
    x = 30,961.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.