Home / 147,006.36-202,868.28-79,938.36

Finding the Fourth Proportional to 147,006.36, 202,868.28 and 79,938.36

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Solution

The fourth proportional to 147,006.36, 202,868.28 and 79,938.36 is: 110,314.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,006.36 : 202,868.28 = 79,938.36 : x
  2. Step 2: Convert to fraction form
    147,006.36/202,868.28 = 79,938.36/x
  3. Step 3: Cross multiply
    147,006.36x = 202,868.28 × 79,938.36
  4. Step 4: Simplify right side
    147,006.36x = 16,216,957,599.22
  5. Step 5: Solve for x
    x = 16,216,957,599.22/147,006.36
  6. Step 6: Final answer
    x = 110,314.67

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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.