Home / 236,681.18-354,814.41-89,040.86

Finding the Fourth Proportional to 236,681.18, 354,814.41 and 89,040.86

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Solution

The fourth proportional to 236,681.18, 354,814.41 and 89,040.86 is: 133,483.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,681.18 : 354,814.41 = 89,040.86 : x
  2. Step 2: Convert to fraction form
    236,681.18/354,814.41 = 89,040.86/x
  3. Step 3: Cross multiply
    236,681.18x = 354,814.41 × 89,040.86
  4. Step 4: Simplify right side
    236,681.18x = 31,592,980,206.79
  5. Step 5: Solve for x
    x = 31,592,980,206.79/236,681.18
  6. Step 6: Final answer
    x = 133,483.28

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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.