Home / 78,867.04-118,300.56-46,012

Finding the Fourth Proportional to 78,867.04, 118,300.56 and 46,012

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Solution

The fourth proportional to 78,867.04, 118,300.56 and 46,012 is: 69,018.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,867.04 : 118,300.56 = 46,012 : x
  2. Step 2: Convert to fraction form
    78,867.04/118,300.56 = 46,012/x
  3. Step 3: Cross multiply
    78,867.04x = 118,300.56 × 46,012
  4. Step 4: Simplify right side
    78,867.04x = 5,443,245,366.72
  5. Step 5: Solve for x
    x = 5,443,245,366.72/78,867.04
  6. Step 6: Final answer
    x = 69,018.00

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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.