Home / 98,045.07-147,008.32-43,999.94

Finding the Fourth Proportional to 98,045.07, 147,008.32 and 43,999.94

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Solution

The fourth proportional to 98,045.07, 147,008.32 and 43,999.94 is: 65,973.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,045.07 : 147,008.32 = 43,999.94 : x
  2. Step 2: Convert to fraction form
    98,045.07/147,008.32 = 43,999.94/x
  3. Step 3: Cross multiply
    98,045.07x = 147,008.32 × 43,999.94
  4. Step 4: Simplify right side
    98,045.07x = 6,468,357,517.02
  5. Step 5: Solve for x
    x = 6,468,357,517.02/98,045.07
  6. Step 6: Final answer
    x = 65,973.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.