Home / 153,485.95-230,280.17-68,085.03

Finding the Fourth Proportional to 153,485.95, 230,280.17 and 68,085.03

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Solution

The fourth proportional to 153,485.95, 230,280.17 and 68,085.03 is: 102,150.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,485.95 : 230,280.17 = 68,085.03 : x
  2. Step 2: Convert to fraction form
    153,485.95/230,280.17 = 68,085.03/x
  3. Step 3: Cross multiply
    153,485.95x = 230,280.17 × 68,085.03
  4. Step 4: Simplify right side
    153,485.95x = 15,678,632,117.14
  5. Step 5: Solve for x
    x = 15,678,632,117.14/153,485.95
  6. Step 6: Final answer
    x = 102,150.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.