Home / 174,237.12-240,364.80-117,668.16

Finding the Fourth Proportional to 174,237.12, 240,364.80 and 117,668.16

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Solution

The fourth proportional to 174,237.12, 240,364.80 and 117,668.16 is: 162,326.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,237.12 : 240,364.80 = 117,668.16 : x
  2. Step 2: Convert to fraction form
    174,237.12/240,364.80 = 117,668.16/x
  3. Step 3: Cross multiply
    174,237.12x = 240,364.80 × 117,668.16
  4. Step 4: Simplify right side
    174,237.12x = 28,283,283,744.77
  5. Step 5: Solve for x
    x = 28,283,283,744.77/174,237.12
  6. Step 6: Final answer
    x = 162,326.40

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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.