Home / 101,498.16-140,033.04-59,021.76

Finding the Fourth Proportional to 101,498.16, 140,033.04 and 59,021.76

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Solution

The fourth proportional to 101,498.16, 140,033.04 and 59,021.76 is: 81,430.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,498.16 : 140,033.04 = 59,021.76 : x
  2. Step 2: Convert to fraction form
    101,498.16/140,033.04 = 59,021.76/x
  3. Step 3: Cross multiply
    101,498.16x = 140,033.04 × 59,021.76
  4. Step 4: Simplify right side
    101,498.16x = 8,264,996,478.95
  5. Step 5: Solve for x
    x = 8,264,996,478.95/101,498.16
  6. Step 6: Final answer
    x = 81,430.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.