Home / 175,055.10-262,558.08-99,931.56

Finding the Fourth Proportional to 175,055.10, 262,558.08 and 99,931.56

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Solution

The fourth proportional to 175,055.10, 262,558.08 and 99,931.56 is: 149,883.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,055.10 : 262,558.08 = 99,931.56 : x
  2. Step 2: Convert to fraction form
    175,055.10/262,558.08 = 99,931.56/x
  3. Step 3: Cross multiply
    175,055.10x = 262,558.08 × 99,931.56
  4. Step 4: Simplify right side
    175,055.10x = 26,237,838,525.00
  5. Step 5: Solve for x
    x = 26,237,838,525.00/175,055.10
  6. Step 6: Final answer
    x = 149,883.31

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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.