Home / 93,941.88-129,639.80-51,500.71

Finding the Fourth Proportional to 93,941.88, 129,639.80 and 51,500.71

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Solution

The fourth proportional to 93,941.88, 129,639.80 and 51,500.71 is: 71,070.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,941.88 : 129,639.80 = 51,500.71 : x
  2. Step 2: Convert to fraction form
    93,941.88/129,639.80 = 51,500.71/x
  3. Step 3: Cross multiply
    93,941.88x = 129,639.80 × 51,500.71
  4. Step 4: Simplify right side
    93,941.88x = 6,676,541,486.75
  5. Step 5: Solve for x
    x = 6,676,541,486.75/93,941.88
  6. Step 6: Final answer
    x = 71,070.98

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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.