Home / 98,554.67-147,617.28-64,782.56

Finding the Fourth Proportional to 98,554.67, 147,617.28 and 64,782.56

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Solution

The fourth proportional to 98,554.67, 147,617.28 and 64,782.56 is: 97,032.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,554.67 : 147,617.28 = 64,782.56 : x
  2. Step 2: Convert to fraction form
    98,554.67/147,617.28 = 64,782.56/x
  3. Step 3: Cross multiply
    98,554.67x = 147,617.28 × 64,782.56
  4. Step 4: Simplify right side
    98,554.67x = 9,563,025,298.64
  5. Step 5: Solve for x
    x = 9,563,025,298.64/98,554.67
  6. Step 6: Final answer
    x = 97,032.70

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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.