Home / 93,600.85-129,154.23-53,315.39

Finding the Fourth Proportional to 93,600.85, 129,154.23 and 53,315.39

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Solution

The fourth proportional to 93,600.85, 129,154.23 and 53,315.39 is: 73,566.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,600.85 : 129,154.23 = 53,315.39 : x
  2. Step 2: Convert to fraction form
    93,600.85/129,154.23 = 53,315.39/x
  3. Step 3: Cross multiply
    93,600.85x = 129,154.23 × 53,315.39
  4. Step 4: Simplify right side
    93,600.85x = 6,885,908,142.60
  5. Step 5: Solve for x
    x = 6,885,908,142.60/93,600.85
  6. Step 6: Final answer
    x = 73,566.73

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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.