Home / 248,281.12-372,417.36-61,292.80

Finding the Fourth Proportional to 248,281.12, 372,417.36 and 61,292.80

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Solution

The fourth proportional to 248,281.12, 372,417.36 and 61,292.80 is: 91,938.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,281.12 : 372,417.36 = 61,292.80 : x
  2. Step 2: Convert to fraction form
    248,281.12/372,417.36 = 61,292.80/x
  3. Step 3: Cross multiply
    248,281.12x = 372,417.36 × 61,292.80
  4. Step 4: Simplify right side
    248,281.12x = 22,826,502,763.01
  5. Step 5: Solve for x
    x = 22,826,502,763.01/248,281.12
  6. Step 6: Final answer
    x = 91,938.13

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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.