Home / 161,223.12-239,804.91-160,683.66

Finding the Fourth Proportional to 161,223.12, 239,804.91 and 160,683.66

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Solution

The fourth proportional to 161,223.12, 239,804.91 and 160,683.66 is: 239,002.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,223.12 : 239,804.91 = 160,683.66 : x
  2. Step 2: Convert to fraction form
    161,223.12/239,804.91 = 160,683.66/x
  3. Step 3: Cross multiply
    161,223.12x = 239,804.91 × 160,683.66
  4. Step 4: Simplify right side
    161,223.12x = 38,532,730,624.77
  5. Step 5: Solve for x
    x = 38,532,730,624.77/161,223.12
  6. Step 6: Final answer
    x = 239,002.51

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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.