Home / 158,795.10-238,192.65-69,954.30

Finding the Fourth Proportional to 158,795.10, 238,192.65 and 69,954.30

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Solution

The fourth proportional to 158,795.10, 238,192.65 and 69,954.30 is: 104,931.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,795.10 : 238,192.65 = 69,954.30 : x
  2. Step 2: Convert to fraction form
    158,795.10/238,192.65 = 69,954.30/x
  3. Step 3: Cross multiply
    158,795.10x = 238,192.65 × 69,954.30
  4. Step 4: Simplify right side
    158,795.10x = 16,662,600,095.90
  5. Step 5: Solve for x
    x = 16,662,600,095.90/158,795.10
  6. Step 6: Final answer
    x = 104,931.45

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1.5x scale

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.