Home / 93,620.12-129,196.15-53,335.58

Finding the Fourth Proportional to 93,620.12, 129,196.15 and 53,335.58

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Solution

The fourth proportional to 93,620.12, 129,196.15 and 53,335.58 is: 73,603.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,620.12 : 129,196.15 = 53,335.58 : x
  2. Step 2: Convert to fraction form
    93,620.12/129,196.15 = 53,335.58/x
  3. Step 3: Cross multiply
    93,620.12x = 129,196.15 × 53,335.58
  4. Step 4: Simplify right side
    93,620.12x = 6,890,750,814.70
  5. Step 5: Solve for x
    x = 6,890,750,814.70/93,620.12
  6. Step 6: Final answer
    x = 73,603.32

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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.