Home / 93,603.40-129,172.46-51,162.23

Finding the Fourth Proportional to 93,603.40, 129,172.46 and 51,162.23

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Solution

The fourth proportional to 93,603.40, 129,172.46 and 51,162.23 is: 70,603.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,603.40 : 129,172.46 = 51,162.23 : x
  2. Step 2: Convert to fraction form
    93,603.40/129,172.46 = 51,162.23/x
  3. Step 3: Cross multiply
    93,603.40x = 129,172.46 × 51,162.23
  4. Step 4: Simplify right side
    93,603.40x = 6,608,751,108.19
  5. Step 5: Solve for x
    x = 6,608,751,108.19/93,603.40
  6. Step 6: Final answer
    x = 70,603.75

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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.