Home / 93,934.50-129,638.58-53,654.28

Finding the Fourth Proportional to 93,934.50, 129,638.58 and 53,654.28

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Solution

The fourth proportional to 93,934.50, 129,638.58 and 53,654.28 is: 74,048.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,934.50 : 129,638.58 = 53,654.28 : x
  2. Step 2: Convert to fraction form
    93,934.50/129,638.58 = 53,654.28/x
  3. Step 3: Cross multiply
    93,934.50x = 129,638.58 × 53,654.28
  4. Step 4: Simplify right side
    93,934.50x = 6,955,664,021.93
  5. Step 5: Solve for x
    x = 6,955,664,021.93/93,934.50
  6. Step 6: Final answer
    x = 74,048.03

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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.