Home / 98,326.37-147,489.73-42,130.06

Finding the Fourth Proportional to 98,326.37, 147,489.73 and 42,130.06

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Solution

The fourth proportional to 98,326.37, 147,489.73 and 42,130.06 is: 63,195.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,326.37 : 147,489.73 = 42,130.06 : x
  2. Step 2: Convert to fraction form
    98,326.37/147,489.73 = 42,130.06/x
  3. Step 3: Cross multiply
    98,326.37x = 147,489.73 × 42,130.06
  4. Step 4: Simplify right side
    98,326.37x = 6,213,750,700.23
  5. Step 5: Solve for x
    x = 6,213,750,700.23/98,326.37
  6. Step 6: Final answer
    x = 63,195.16

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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.