Home / 113,017.14-169,407.54-38,111.40

Finding the Fourth Proportional to 113,017.14, 169,407.54 and 38,111.40

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Solution

The fourth proportional to 113,017.14, 169,407.54 and 38,111.40 is: 57,127.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,017.14 : 169,407.54 = 38,111.40 : x
  2. Step 2: Convert to fraction form
    113,017.14/169,407.54 = 38,111.40/x
  3. Step 3: Cross multiply
    113,017.14x = 169,407.54 × 38,111.40
  4. Step 4: Simplify right side
    113,017.14x = 6,456,358,519.96
  5. Step 5: Solve for x
    x = 6,456,358,519.96/113,017.14
  6. Step 6: Final answer
    x = 57,127.25

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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.