Home / 97,183.36-134,113.28-56,355.40

Finding the Fourth Proportional to 97,183.36, 134,113.28 and 56,355.40

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Solution

The fourth proportional to 97,183.36, 134,113.28 and 56,355.40 is: 77,770.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,183.36 : 134,113.28 = 56,355.40 : x
  2. Step 2: Convert to fraction form
    97,183.36/134,113.28 = 56,355.40/x
  3. Step 3: Cross multiply
    97,183.36x = 134,113.28 × 56,355.40
  4. Step 4: Simplify right side
    97,183.36x = 7,558,007,539.71
  5. Step 5: Solve for x
    x = 7,558,007,539.71/97,183.36
  6. Step 6: Final answer
    x = 77,770.59

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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.