Home / 176,215.02-243,165.66-99,749.64

Finding the Fourth Proportional to 176,215.02, 243,165.66 and 99,749.64

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Solution

The fourth proportional to 176,215.02, 243,165.66 and 99,749.64 is: 137,648.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,215.02 : 243,165.66 = 99,749.64 : x
  2. Step 2: Convert to fraction form
    176,215.02/243,165.66 = 99,749.64/x
  3. Step 3: Cross multiply
    176,215.02x = 243,165.66 × 99,749.64
  4. Step 4: Simplify right side
    176,215.02x = 24,255,687,045.36
  5. Step 5: Solve for x
    x = 24,255,687,045.36/176,215.02
  6. Step 6: Final answer
    x = 137,648.24

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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.