Home / 46,615.49-64,334.01-28,465.21

Finding the Fourth Proportional to 46,615.49, 64,334.01 and 28,465.21

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Solution

The fourth proportional to 46,615.49, 64,334.01 and 28,465.21 is: 39,284.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,615.49 : 64,334.01 = 28,465.21 : x
  2. Step 2: Convert to fraction form
    46,615.49/64,334.01 = 28,465.21/x
  3. Step 3: Cross multiply
    46,615.49x = 64,334.01 × 28,465.21
  4. Step 4: Simplify right side
    46,615.49x = 1,831,280,783.12
  5. Step 5: Solve for x
    x = 1,831,280,783.12/46,615.49
  6. Step 6: Final answer
    x = 39,284.82

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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.