Home / 93,597.12-129,163.68-51,155.64

Finding the Fourth Proportional to 93,597.12, 129,163.68 and 51,155.64

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Solution

The fourth proportional to 93,597.12, 129,163.68 and 51,155.64 is: 70,594.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,597.12 : 129,163.68 = 51,155.64 : x
  2. Step 2: Convert to fraction form
    93,597.12/129,163.68 = 51,155.64/x
  3. Step 3: Cross multiply
    93,597.12x = 129,163.68 × 51,155.64
  4. Step 4: Simplify right side
    93,597.12x = 6,607,450,715.16
  5. Step 5: Solve for x
    x = 6,607,450,715.16/93,597.12
  6. Step 6: Final answer
    x = 70,594.59

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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.