Home / 98,828.96-136,384.02-53,506.94

Finding the Fourth Proportional to 98,828.96, 136,384.02 and 53,506.94

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Solution

The fourth proportional to 98,828.96, 136,384.02 and 53,506.94 is: 73,839.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,828.96 : 136,384.02 = 53,506.94 : x
  2. Step 2: Convert to fraction form
    98,828.96/136,384.02 = 53,506.94/x
  3. Step 3: Cross multiply
    98,828.96x = 136,384.02 × 53,506.94
  4. Step 4: Simplify right side
    98,828.96x = 7,297,491,916.06
  5. Step 5: Solve for x
    x = 7,297,491,916.06/98,828.96
  6. Step 6: Final answer
    x = 73,839.61

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1.5x scale

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.