Home / 172,970.04-238,698.36-97,518.60

Finding the Fourth Proportional to 172,970.04, 238,698.36 and 97,518.60

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Solution

The fourth proportional to 172,970.04, 238,698.36 and 97,518.60 is: 134,575.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,970.04 : 238,698.36 = 97,518.60 : x
  2. Step 2: Convert to fraction form
    172,970.04/238,698.36 = 97,518.60/x
  3. Step 3: Cross multiply
    172,970.04x = 238,698.36 × 97,518.60
  4. Step 4: Simplify right side
    172,970.04x = 23,277,529,889.50
  5. Step 5: Solve for x
    x = 23,277,529,889.50/172,970.04
  6. Step 6: Final answer
    x = 134,575.50

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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.