Home / 93,783.16-129,423.04-51,341.56

Finding the Fourth Proportional to 93,783.16, 129,423.04 and 51,341.56

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Solution

The fourth proportional to 93,783.16, 129,423.04 and 51,341.56 is: 70,852.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,783.16 : 129,423.04 = 51,341.56 : x
  2. Step 2: Convert to fraction form
    93,783.16/129,423.04 = 51,341.56/x
  3. Step 3: Cross multiply
    93,783.16x = 129,423.04 × 51,341.56
  4. Step 4: Simplify right side
    93,783.16x = 6,644,780,773.54
  5. Step 5: Solve for x
    x = 6,644,780,773.54/93,783.16
  6. Step 6: Final answer
    x = 70,852.60

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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.