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Finding the Fourth Proportional to 130,362.35, 179,900.01 and 70,746.35

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Solution

The fourth proportional to 130,362.35, 179,900.01 and 70,746.35 is: 97,629.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,362.35 : 179,900.01 = 70,746.35 : x
  2. Step 2: Convert to fraction form
    130,362.35/179,900.01 = 70,746.35/x
  3. Step 3: Cross multiply
    130,362.35x = 179,900.01 × 70,746.35
  4. Step 4: Simplify right side
    130,362.35x = 12,727,268,172.96
  5. Step 5: Solve for x
    x = 12,727,268,172.96/130,362.35
  6. Step 6: Final answer
    x = 97,629.94

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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.