Home / 98,026.29-147,095.37-81,585.45

Finding the Fourth Proportional to 98,026.29, 147,095.37 and 81,585.45

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Solution

The fourth proportional to 98,026.29, 147,095.37 and 81,585.45 is: 122,424.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,026.29 : 147,095.37 = 81,585.45 : x
  2. Step 2: Convert to fraction form
    98,026.29/147,095.37 = 81,585.45/x
  3. Step 3: Cross multiply
    98,026.29x = 147,095.37 × 81,585.45
  4. Step 4: Simplify right side
    98,026.29x = 12,000,841,954.37
  5. Step 5: Solve for x
    x = 12,000,841,954.37/98,026.29
  6. Step 6: Final answer
    x = 122,424.73

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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.