Home / 147,250.25-203,307.92-98,925.76

Finding the Fourth Proportional to 147,250.25, 203,307.92 and 98,925.76

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Solution

The fourth proportional to 147,250.25, 203,307.92 and 98,925.76 is: 136,586.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,250.25 : 203,307.92 = 98,925.76 : x
  2. Step 2: Convert to fraction form
    147,250.25/203,307.92 = 98,925.76/x
  3. Step 3: Cross multiply
    147,250.25x = 203,307.92 × 98,925.76
  4. Step 4: Simplify right side
    147,250.25x = 20,112,390,500.02
  5. Step 5: Solve for x
    x = 20,112,390,500.02/147,250.25
  6. Step 6: Final answer
    x = 136,586.46

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1.5x scale

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.