Home / 109,567.02-151,202.52-61,830.48

Finding the Fourth Proportional to 109,567.02, 151,202.52 and 61,830.48

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Solution

The fourth proportional to 109,567.02, 151,202.52 and 61,830.48 is: 85,326.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,567.02 : 151,202.52 = 61,830.48 : x
  2. Step 2: Convert to fraction form
    109,567.02/151,202.52 = 61,830.48/x
  3. Step 3: Cross multiply
    109,567.02x = 151,202.52 × 61,830.48
  4. Step 4: Simplify right side
    109,567.02x = 9,348,924,388.81
  5. Step 5: Solve for x
    x = 9,348,924,388.81/109,567.02
  6. Step 6: Final answer
    x = 85,326.08

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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.