Home / 147,526.32-203,603.52-83,873.64

Finding the Fourth Proportional to 147,526.32, 203,603.52 and 83,873.64

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Solution

The fourth proportional to 147,526.32, 203,603.52 and 83,873.64 is: 115,755.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,526.32 : 203,603.52 = 83,873.64 : x
  2. Step 2: Convert to fraction form
    147,526.32/203,603.52 = 83,873.64/x
  3. Step 3: Cross multiply
    147,526.32x = 203,603.52 × 83,873.64
  4. Step 4: Simplify right side
    147,526.32x = 17,076,968,339.21
  5. Step 5: Solve for x
    x = 17,076,968,339.21/147,526.32
  6. Step 6: Final answer
    x = 115,755.40

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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.