Home / 59,116.19-81,559.03-45,508.40

Finding the Fourth Proportional to 59,116.19, 81,559.03 and 45,508.40

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Solution

The fourth proportional to 59,116.19, 81,559.03 and 45,508.40 is: 62,785.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,116.19 : 81,559.03 = 45,508.40 : x
  2. Step 2: Convert to fraction form
    59,116.19/81,559.03 = 45,508.40/x
  3. Step 3: Cross multiply
    59,116.19x = 81,559.03 × 45,508.40
  4. Step 4: Simplify right side
    59,116.19x = 3,711,620,325.51
  5. Step 5: Solve for x
    x = 3,711,620,325.51/59,116.19
  6. Step 6: Final answer
    x = 62,785.17

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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.