Home / 103,001.60-154,502.40-63,635.60

Finding the Fourth Proportional to 103,001.60, 154,502.40 and 63,635.60

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Solution

The fourth proportional to 103,001.60, 154,502.40 and 63,635.60 is: 95,453.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,001.60 : 154,502.40 = 63,635.60 : x
  2. Step 2: Convert to fraction form
    103,001.60/154,502.40 = 63,635.60/x
  3. Step 3: Cross multiply
    103,001.60x = 154,502.40 × 63,635.60
  4. Step 4: Simplify right side
    103,001.60x = 9,831,852,925.44
  5. Step 5: Solve for x
    x = 9,831,852,925.44/103,001.60
  6. Step 6: Final answer
    x = 95,453.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.