Home / 70,018.17-96,625.08-38,187.07

Finding the Fourth Proportional to 70,018.17, 96,625.08 and 38,187.07

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Solution

The fourth proportional to 70,018.17, 96,625.08 and 38,187.07 is: 52,698.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,018.17 : 96,625.08 = 38,187.07 : x
  2. Step 2: Convert to fraction form
    70,018.17/96,625.08 = 38,187.07/x
  3. Step 3: Cross multiply
    70,018.17x = 96,625.08 × 38,187.07
  4. Step 4: Simplify right side
    70,018.17x = 3,689,828,616.51
  5. Step 5: Solve for x
    x = 3,689,828,616.51/70,018.17
  6. Step 6: Final answer
    x = 52,698.16

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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.