Home / 243,060.57-335,330.03-152,258.47

Finding the Fourth Proportional to 243,060.57, 335,330.03 and 152,258.47

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Solution

The fourth proportional to 243,060.57, 335,330.03 and 152,258.47 is: 210,058.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,060.57 : 335,330.03 = 152,258.47 : x
  2. Step 2: Convert to fraction form
    243,060.57/335,330.03 = 152,258.47/x
  3. Step 3: Cross multiply
    243,060.57x = 335,330.03 × 152,258.47
  4. Step 4: Simplify right side
    243,060.57x = 51,056,836,855.18
  5. Step 5: Solve for x
    x = 51,056,836,855.18/243,060.57
  6. Step 6: Final answer
    x = 210,058.08

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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.