Home / 98,601.04-136,097.34-58,328.80

Finding the Fourth Proportional to 98,601.04, 136,097.34 and 58,328.80

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Solution

The fourth proportional to 98,601.04, 136,097.34 and 58,328.80 is: 80,510.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,601.04 : 136,097.34 = 58,328.80 : x
  2. Step 2: Convert to fraction form
    98,601.04/136,097.34 = 58,328.80/x
  3. Step 3: Cross multiply
    98,601.04x = 136,097.34 × 58,328.80
  4. Step 4: Simplify right side
    98,601.04x = 7,938,394,525.39
  5. Step 5: Solve for x
    x = 7,938,394,525.39/98,601.04
  6. Step 6: Final answer
    x = 80,510.25

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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.