Home / 152,371.76-210,077.64-118,322.48

Finding the Fourth Proportional to 152,371.76, 210,077.64 and 118,322.48

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Solution

The fourth proportional to 152,371.76, 210,077.64 and 118,322.48 is: 163,133.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,371.76 : 210,077.64 = 118,322.48 : x
  2. Step 2: Convert to fraction form
    152,371.76/210,077.64 = 118,322.48/x
  3. Step 3: Cross multiply
    152,371.76x = 210,077.64 × 118,322.48
  4. Step 4: Simplify right side
    152,371.76x = 24,856,907,357.35
  5. Step 5: Solve for x
    x = 24,856,907,357.35/152,371.76
  6. Step 6: Final answer
    x = 163,133.30

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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.