Home / 70,269.78-97,012.38-46,465.50

Finding the Fourth Proportional to 70,269.78, 97,012.38 and 46,465.50

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Solution

The fourth proportional to 70,269.78, 97,012.38 and 46,465.50 is: 64,148.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,269.78 : 97,012.38 = 46,465.50 : x
  2. Step 2: Convert to fraction form
    70,269.78/97,012.38 = 46,465.50/x
  3. Step 3: Cross multiply
    70,269.78x = 97,012.38 × 46,465.50
  4. Step 4: Simplify right side
    70,269.78x = 4,507,728,742.89
  5. Step 5: Solve for x
    x = 4,507,728,742.89/70,269.78
  6. Step 6: Final answer
    x = 64,148.90

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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.