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Finding the Fourth Proportional to 54,205.94, 74,798.93 and 31,547.94

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Solution

The fourth proportional to 54,205.94, 74,798.93 and 31,547.94 is: 43,533.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,205.94 : 74,798.93 = 31,547.94 : x
  2. Step 2: Convert to fraction form
    54,205.94/74,798.93 = 31,547.94/x
  3. Step 3: Cross multiply
    54,205.94x = 74,798.93 × 31,547.94
  4. Step 4: Simplify right side
    54,205.94x = 2,359,751,954.08
  5. Step 5: Solve for x
    x = 2,359,751,954.08/54,205.94
  6. Step 6: Final answer
    x = 43,533.09

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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.