Home / 177,123.18-264,510.74-155,661.42

Finding the Fourth Proportional to 177,123.18, 264,510.74 and 155,661.42

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Solution

The fourth proportional to 177,123.18, 264,510.74 and 155,661.42 is: 232,460.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,123.18 : 264,510.74 = 155,661.42 : x
  2. Step 2: Convert to fraction form
    177,123.18/264,510.74 = 155,661.42/x
  3. Step 3: Cross multiply
    177,123.18x = 264,510.74 × 155,661.42
  4. Step 4: Simplify right side
    177,123.18x = 41,174,116,615.34
  5. Step 5: Solve for x
    x = 41,174,116,615.34/177,123.18
  6. Step 6: Final answer
    x = 232,460.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.