Home / 148,813.22-205,275.93-97,835.06

Finding the Fourth Proportional to 148,813.22, 205,275.93 and 97,835.06

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Solution

The fourth proportional to 148,813.22, 205,275.93 and 97,835.06 is: 134,955.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,813.22 : 205,275.93 = 97,835.06 : x
  2. Step 2: Convert to fraction form
    148,813.22/205,275.93 = 97,835.06/x
  3. Step 3: Cross multiply
    148,813.22x = 205,275.93 × 97,835.06
  4. Step 4: Simplify right side
    148,813.22x = 20,083,182,928.11
  5. Step 5: Solve for x
    x = 20,083,182,928.11/148,813.22
  6. Step 6: Final answer
    x = 134,955.64

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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.