Home / 93,582.75-129,144.21-51,141.18

Finding the Fourth Proportional to 93,582.75, 129,144.21 and 51,141.18

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Solution

The fourth proportional to 93,582.75, 129,144.21 and 51,141.18 is: 70,574.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,582.75 : 129,144.21 = 51,141.18 : x
  2. Step 2: Convert to fraction form
    93,582.75/129,144.21 = 51,141.18/x
  3. Step 3: Cross multiply
    93,582.75x = 129,144.21 × 51,141.18
  4. Step 4: Simplify right side
    93,582.75x = 6,604,587,289.57
  5. Step 5: Solve for x
    x = 6,604,587,289.57/93,582.75
  6. Step 6: Final answer
    x = 70,574.84

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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.