Home / 98,090.32-147,014.16-56,005.60

Finding the Fourth Proportional to 98,090.32, 147,014.16 and 56,005.60

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Solution

The fourth proportional to 98,090.32, 147,014.16 and 56,005.60 is: 83,939.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,090.32 : 147,014.16 = 56,005.60 : x
  2. Step 2: Convert to fraction form
    98,090.32/147,014.16 = 56,005.60/x
  3. Step 3: Cross multiply
    98,090.32x = 147,014.16 × 56,005.60
  4. Step 4: Simplify right side
    98,090.32x = 8,233,616,239.30
  5. Step 5: Solve for x
    x = 8,233,616,239.30/98,090.32
  6. Step 6: Final answer
    x = 83,939.13

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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.