Home / 86,225.04-118,987.92-48,501.36

Finding the Fourth Proportional to 86,225.04, 118,987.92 and 48,501.36

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Solution

The fourth proportional to 86,225.04, 118,987.92 and 48,501.36 is: 66,930.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,225.04 : 118,987.92 = 48,501.36 : x
  2. Step 2: Convert to fraction form
    86,225.04/118,987.92 = 48,501.36/x
  3. Step 3: Cross multiply
    86,225.04x = 118,987.92 × 48,501.36
  4. Step 4: Simplify right side
    86,225.04x = 5,771,075,943.57
  5. Step 5: Solve for x
    x = 5,771,075,943.57/86,225.04
  6. Step 6: Final answer
    x = 66,930.39

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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.