Home / 153,111.60-211,261.23-92,670.21

Finding the Fourth Proportional to 153,111.60, 211,261.23 and 92,670.21

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Solution

The fourth proportional to 153,111.60, 211,261.23 and 92,670.21 is: 127,865.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,111.60 : 211,261.23 = 92,670.21 : x
  2. Step 2: Convert to fraction form
    153,111.60/211,261.23 = 92,670.21/x
  3. Step 3: Cross multiply
    153,111.60x = 211,261.23 × 92,670.21
  4. Step 4: Simplify right side
    153,111.60x = 19,577,622,548.96
  5. Step 5: Solve for x
    x = 19,577,622,548.96/153,111.60
  6. Step 6: Final answer
    x = 127,865.05

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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.