Home / 173,970.36-240,152.58-117,458.28

Finding the Fourth Proportional to 173,970.36, 240,152.58 and 117,458.28

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Solution

The fourth proportional to 173,970.36, 240,152.58 and 117,458.28 is: 162,142.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,970.36 : 240,152.58 = 117,458.28 : x
  2. Step 2: Convert to fraction form
    173,970.36/240,152.58 = 117,458.28/x
  3. Step 3: Cross multiply
    173,970.36x = 240,152.58 × 117,458.28
  4. Step 4: Simplify right side
    173,970.36x = 28,207,908,984.36
  5. Step 5: Solve for x
    x = 28,207,908,984.36/173,970.36
  6. Step 6: Final answer
    x = 162,142.04

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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.