Home / 98,852.67-136,411.29-58,570.16

Finding the Fourth Proportional to 98,852.67, 136,411.29 and 58,570.16

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Solution

The fourth proportional to 98,852.67, 136,411.29 and 58,570.16 is: 80,823.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,852.67 : 136,411.29 = 58,570.16 : x
  2. Step 2: Convert to fraction form
    98,852.67/136,411.29 = 58,570.16/x
  3. Step 3: Cross multiply
    98,852.67x = 136,411.29 × 58,570.16
  4. Step 4: Simplify right side
    98,852.67x = 7,989,630,399.05
  5. Step 5: Solve for x
    x = 7,989,630,399.05/98,852.67
  6. Step 6: Final answer
    x = 80,823.62

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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.