Home / 102,030.08-140,799.20-59,006.32

Finding the Fourth Proportional to 102,030.08, 140,799.20 and 59,006.32

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Solution

The fourth proportional to 102,030.08, 140,799.20 and 59,006.32 is: 81,427.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,030.08 : 140,799.20 = 59,006.32 : x
  2. Step 2: Convert to fraction form
    102,030.08/140,799.20 = 59,006.32/x
  3. Step 3: Cross multiply
    102,030.08x = 140,799.20 × 59,006.32
  4. Step 4: Simplify right side
    102,030.08x = 8,308,042,650.94
  5. Step 5: Solve for x
    x = 8,308,042,650.94/102,030.08
  6. Step 6: Final answer
    x = 81,427.39

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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.