Home / 98,967.25-136,583.46-54,263.89

Finding the Fourth Proportional to 98,967.25, 136,583.46 and 54,263.89

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Solution

The fourth proportional to 98,967.25, 136,583.46 and 54,263.89 is: 74,888.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,967.25 : 136,583.46 = 54,263.89 : x
  2. Step 2: Convert to fraction form
    98,967.25/136,583.46 = 54,263.89/x
  3. Step 3: Cross multiply
    98,967.25x = 136,583.46 × 54,263.89
  4. Step 4: Simplify right side
    98,967.25x = 7,411,549,849.26
  5. Step 5: Solve for x
    x = 7,411,549,849.26/98,967.25
  6. Step 6: Final answer
    x = 74,888.91

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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.