Home / 89,895.93-124,056.24-49,609.68

Finding the Fourth Proportional to 89,895.93, 124,056.24 and 49,609.68

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Solution

The fourth proportional to 89,895.93, 124,056.24 and 49,609.68 is: 68,461.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,895.93 : 124,056.24 = 49,609.68 : x
  2. Step 2: Convert to fraction form
    89,895.93/124,056.24 = 49,609.68/x
  3. Step 3: Cross multiply
    89,895.93x = 124,056.24 × 49,609.68
  4. Step 4: Simplify right side
    89,895.93x = 6,154,390,368.40
  5. Step 5: Solve for x
    x = 6,154,390,368.40/89,895.93
  6. Step 6: Final answer
    x = 68,461.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.