Home / 127,368.08-191,048.88-60,855.20

Finding the Fourth Proportional to 127,368.08, 191,048.88 and 60,855.20

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Solution

The fourth proportional to 127,368.08, 191,048.88 and 60,855.20 is: 91,281.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,368.08 : 191,048.88 = 60,855.20 : x
  2. Step 2: Convert to fraction form
    127,368.08/191,048.88 = 60,855.20/x
  3. Step 3: Cross multiply
    127,368.08x = 191,048.88 × 60,855.20
  4. Step 4: Simplify right side
    127,368.08x = 11,626,317,802.18
  5. Step 5: Solve for x
    x = 11,626,317,802.18/127,368.08
  6. Step 6: Final answer
    x = 91,281.25

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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.