Home / 176,330.72-243,502.40-122,762.18

Finding the Fourth Proportional to 176,330.72, 243,502.40 and 122,762.18

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Solution

The fourth proportional to 176,330.72, 243,502.40 and 122,762.18 is: 169,527.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,330.72 : 243,502.40 = 122,762.18 : x
  2. Step 2: Convert to fraction form
    176,330.72/243,502.40 = 122,762.18/x
  3. Step 3: Cross multiply
    176,330.72x = 243,502.40 × 122,762.18
  4. Step 4: Simplify right side
    176,330.72x = 29,892,886,374.89
  5. Step 5: Solve for x
    x = 29,892,886,374.89/176,330.72
  6. Step 6: Final answer
    x = 169,527.39

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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.