Home / 93,979.56-129,699.28-53,152.30

Finding the Fourth Proportional to 93,979.56, 129,699.28 and 53,152.30

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Solution

The fourth proportional to 93,979.56, 129,699.28 and 53,152.30 is: 73,354.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,979.56 : 129,699.28 = 53,152.30 : x
  2. Step 2: Convert to fraction form
    93,979.56/129,699.28 = 53,152.30/x
  3. Step 3: Cross multiply
    93,979.56x = 129,699.28 × 53,152.30
  4. Step 4: Simplify right side
    93,979.56x = 6,893,815,040.34
  5. Step 5: Solve for x
    x = 6,893,815,040.34/93,979.56
  6. Step 6: Final answer
    x = 73,354.41

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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.