Home / 93,195.18-128,604.78-52,903.55

Finding the Fourth Proportional to 93,195.18, 128,604.78 and 52,903.55

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Solution

The fourth proportional to 93,195.18, 128,604.78 and 52,903.55 is: 73,004.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,195.18 : 128,604.78 = 52,903.55 : x
  2. Step 2: Convert to fraction form
    93,195.18/128,604.78 = 52,903.55/x
  3. Step 3: Cross multiply
    93,195.18x = 128,604.78 × 52,903.55
  4. Step 4: Simplify right side
    93,195.18x = 6,803,649,730.48
  5. Step 5: Solve for x
    x = 6,803,649,730.48/93,195.18
  6. Step 6: Final answer
    x = 73,004.31

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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.