Home / 153,076.02-211,259.34-92,661.72

Finding the Fourth Proportional to 153,076.02, 211,259.34 and 92,661.72

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Solution

The fourth proportional to 153,076.02, 211,259.34 and 92,661.72 is: 127,881.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,076.02 : 211,259.34 = 92,661.72 : x
  2. Step 2: Convert to fraction form
    153,076.02/211,259.34 = 92,661.72/x
  3. Step 3: Cross multiply
    153,076.02x = 211,259.34 × 92,661.72
  4. Step 4: Simplify right side
    153,076.02x = 19,575,653,810.46
  5. Step 5: Solve for x
    x = 19,575,653,810.46/153,076.02
  6. Step 6: Final answer
    x = 127,881.91

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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.