Home / 98,913.89-136,501.18-53,592.18

Finding the Fourth Proportional to 98,913.89, 136,501.18 and 53,592.18

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Solution

The fourth proportional to 98,913.89, 136,501.18 and 53,592.18 is: 73,957.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,913.89 : 136,501.18 = 53,592.18 : x
  2. Step 2: Convert to fraction form
    98,913.89/136,501.18 = 53,592.18/x
  3. Step 3: Cross multiply
    98,913.89x = 136,501.18 × 53,592.18
  4. Step 4: Simplify right side
    98,913.89x = 7,315,395,808.77
  5. Step 5: Solve for x
    x = 7,315,395,808.77/98,913.89
  6. Step 6: Final answer
    x = 73,957.21

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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.