Home / 89,931.77-134,865.98-29,943.96

Finding the Fourth Proportional to 89,931.77, 134,865.98 and 29,943.96

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Solution

The fourth proportional to 89,931.77, 134,865.98 and 29,943.96 is: 44,905.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,931.77 : 134,865.98 = 29,943.96 : x
  2. Step 2: Convert to fraction form
    89,931.77/134,865.98 = 29,943.96/x
  3. Step 3: Cross multiply
    89,931.77x = 134,865.98 × 29,943.96
  4. Step 4: Simplify right side
    89,931.77x = 4,038,421,510.48
  5. Step 5: Solve for x
    x = 4,038,421,510.48/89,931.77
  6. Step 6: Final answer
    x = 44,905.39

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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.