Home / 158,637.76-237,632.64-88,554.40

Finding the Fourth Proportional to 158,637.76, 237,632.64 and 88,554.40

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Solution

The fourth proportional to 158,637.76, 237,632.64 and 88,554.40 is: 132,650.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,637.76 : 237,632.64 = 88,554.40 : x
  2. Step 2: Convert to fraction form
    158,637.76/237,632.64 = 88,554.40/x
  3. Step 3: Cross multiply
    158,637.76x = 237,632.64 × 88,554.40
  4. Step 4: Simplify right side
    158,637.76x = 21,043,415,855.62
  5. Step 5: Solve for x
    x = 21,043,415,855.62/158,637.76
  6. Step 6: Final answer
    x = 132,650.74

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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.