Home / 93,434.75-128,943.51-53,152.19

Finding the Fourth Proportional to 93,434.75, 128,943.51 and 53,152.19

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Solution

The fourth proportional to 93,434.75, 128,943.51 and 53,152.19 is: 73,352.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,434.75 : 128,943.51 = 53,152.19 : x
  2. Step 2: Convert to fraction form
    93,434.75/128,943.51 = 53,152.19/x
  3. Step 3: Cross multiply
    93,434.75x = 128,943.51 × 53,152.19
  4. Step 4: Simplify right side
    93,434.75x = 6,853,629,942.79
  5. Step 5: Solve for x
    x = 6,853,629,942.79/93,434.75
  6. Step 6: Final answer
    x = 73,352.04

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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.