Home / 292,218.50-403,261.53-158,082.50

Finding the Fourth Proportional to 292,218.50, 403,261.53 and 158,082.50

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Solution

The fourth proportional to 292,218.50, 403,261.53 and 158,082.50 is: 218,153.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,218.50 : 403,261.53 = 158,082.50 : x
  2. Step 2: Convert to fraction form
    292,218.50/403,261.53 = 158,082.50/x
  3. Step 3: Cross multiply
    292,218.50x = 403,261.53 × 158,082.50
  4. Step 4: Simplify right side
    292,218.50x = 63,748,590,816.23
  5. Step 5: Solve for x
    x = 63,748,590,816.23/292,218.50
  6. Step 6: Final answer
    x = 218,153.85

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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.