Home / 70,484.04-97,269.90-40,274.28

Finding the Fourth Proportional to 70,484.04, 97,269.90 and 40,274.28

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Solution

The fourth proportional to 70,484.04, 97,269.90 and 40,274.28 is: 55,579.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,484.04 : 97,269.90 = 40,274.28 : x
  2. Step 2: Convert to fraction form
    70,484.04/97,269.90 = 40,274.28/x
  3. Step 3: Cross multiply
    70,484.04x = 97,269.90 × 40,274.28
  4. Step 4: Simplify right side
    70,484.04x = 3,917,475,188.17
  5. Step 5: Solve for x
    x = 3,917,475,188.17/70,484.04
  6. Step 6: Final answer
    x = 55,579.61

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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.