Home / 124,133.10-186,276.60-65,011.20

Finding the Fourth Proportional to 124,133.10, 186,276.60 and 65,011.20

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Solution

The fourth proportional to 124,133.10, 186,276.60 and 65,011.20 is: 97,557.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,133.10 : 186,276.60 = 65,011.20 : x
  2. Step 2: Convert to fraction form
    124,133.10/186,276.60 = 65,011.20/x
  3. Step 3: Cross multiply
    124,133.10x = 186,276.60 × 65,011.20
  4. Step 4: Simplify right side
    124,133.10x = 12,110,065,297.92
  5. Step 5: Solve for x
    x = 12,110,065,297.92/124,133.10
  6. Step 6: Final answer
    x = 97,557.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.