Home / 220,133.09-303,597.62-152,042.16

Finding the Fourth Proportional to 220,133.09, 303,597.62 and 152,042.16

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Solution

The fourth proportional to 220,133.09, 303,597.62 and 152,042.16 is: 209,689.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,133.09 : 303,597.62 = 152,042.16 : x
  2. Step 2: Convert to fraction form
    220,133.09/303,597.62 = 152,042.16/x
  3. Step 3: Cross multiply
    220,133.09x = 303,597.62 × 152,042.16
  4. Step 4: Simplify right side
    220,133.09x = 46,159,638,864.10
  5. Step 5: Solve for x
    x = 46,159,638,864.10/220,133.09
  6. Step 6: Final answer
    x = 209,689.69

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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.