Home / 93,195.09-128,604.78-52,903.53

Finding the Fourth Proportional to 93,195.09, 128,604.78 and 52,903.53

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Solution

The fourth proportional to 93,195.09, 128,604.78 and 52,903.53 is: 73,004.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,195.09 : 128,604.78 = 52,903.53 : x
  2. Step 2: Convert to fraction form
    93,195.09/128,604.78 = 52,903.53/x
  3. Step 3: Cross multiply
    93,195.09x = 128,604.78 × 52,903.53
  4. Step 4: Simplify right side
    93,195.09x = 6,803,646,836.87
  5. Step 5: Solve for x
    x = 6,803,646,836.87/93,195.09
  6. Step 6: Final answer
    x = 73,004.35

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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.