Home / 93,970.08-129,680.55-51,528.69

Finding the Fourth Proportional to 93,970.08, 129,680.55 and 51,528.69

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Solution

The fourth proportional to 93,970.08, 129,680.55 and 51,528.69 is: 71,110.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,970.08 : 129,680.55 = 51,528.69 : x
  2. Step 2: Convert to fraction form
    93,970.08/129,680.55 = 51,528.69/x
  3. Step 3: Cross multiply
    93,970.08x = 129,680.55 × 51,528.69
  4. Step 4: Simplify right side
    93,970.08x = 6,682,268,859.98
  5. Step 5: Solve for x
    x = 6,682,268,859.98/93,970.08
  6. Step 6: Final answer
    x = 71,110.60

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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.