Home / 46,897.45-64,712.32-28,756.29

Finding the Fourth Proportional to 46,897.45, 64,712.32 and 28,756.29

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Solution

The fourth proportional to 46,897.45, 64,712.32 and 28,756.29 is: 39,679.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,897.45 : 64,712.32 = 28,756.29 : x
  2. Step 2: Convert to fraction form
    46,897.45/64,712.32 = 28,756.29/x
  3. Step 3: Cross multiply
    46,897.45x = 64,712.32 × 28,756.29
  4. Step 4: Simplify right side
    46,897.45x = 1,860,886,240.49
  5. Step 5: Solve for x
    x = 1,860,886,240.49/46,897.45
  6. Step 6: Final answer
    x = 39,679.90

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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.