Home / 93,584.40-129,146.53-51,142.94

Finding the Fourth Proportional to 93,584.40, 129,146.53 and 51,142.94

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Solution

The fourth proportional to 93,584.40, 129,146.53 and 51,142.94 is: 70,577.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,584.40 : 129,146.53 = 51,142.94 : x
  2. Step 2: Convert to fraction form
    93,584.40/129,146.53 = 51,142.94/x
  3. Step 3: Cross multiply
    93,584.40x = 129,146.53 × 51,142.94
  4. Step 4: Simplify right side
    93,584.40x = 6,604,932,653.19
  5. Step 5: Solve for x
    x = 6,604,932,653.19/93,584.40
  6. Step 6: Final answer
    x = 70,577.28

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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.