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Finding the Fourth Proportional to 46,457.40, 64,112.40 and 26,313.99

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Solution

The fourth proportional to 46,457.40, 64,112.40 and 26,313.99 is: 36,313.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,457.40 : 64,112.40 = 26,313.99 : x
  2. Step 2: Convert to fraction form
    46,457.40/64,112.40 = 26,313.99/x
  3. Step 3: Cross multiply
    46,457.40x = 64,112.40 × 26,313.99
  4. Step 4: Simplify right side
    46,457.40x = 1,687,053,052.48
  5. Step 5: Solve for x
    x = 1,687,053,052.48/46,457.40
  6. Step 6: Final answer
    x = 36,313.98

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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.