Home / 158,129.34-237,210.58-51,521.58

Finding the Fourth Proportional to 158,129.34, 237,210.58 and 51,521.58

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Solution

The fourth proportional to 158,129.34, 237,210.58 and 51,521.58 is: 77,287.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,129.34 : 237,210.58 = 51,521.58 : x
  2. Step 2: Convert to fraction form
    158,129.34/237,210.58 = 51,521.58/x
  3. Step 3: Cross multiply
    158,129.34x = 237,210.58 × 51,521.58
  4. Step 4: Simplify right side
    158,129.34x = 12,221,463,874.32
  5. Step 5: Solve for x
    x = 12,221,463,874.32/158,129.34
  6. Step 6: Final answer
    x = 77,287.77

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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.