Home / 210,348.84-290,293.16-114,864.40

Finding the Fourth Proportional to 210,348.84, 290,293.16 and 114,864.40

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Solution

The fourth proportional to 210,348.84, 290,293.16 and 114,864.40 is: 158,519.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,348.84 : 290,293.16 = 114,864.40 : x
  2. Step 2: Convert to fraction form
    210,348.84/290,293.16 = 114,864.40/x
  3. Step 3: Cross multiply
    210,348.84x = 290,293.16 × 114,864.40
  4. Step 4: Simplify right side
    210,348.84x = 33,344,349,647.50
  5. Step 5: Solve for x
    x = 33,344,349,647.50/210,348.84
  6. Step 6: Final answer
    x = 158,519.29

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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.