Home / 59,434.40-89,155.65-18,904.70

Finding the Fourth Proportional to 59,434.40, 89,155.65 and 18,904.70

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Solution

The fourth proportional to 59,434.40, 89,155.65 and 18,904.70 is: 28,358.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,434.40 : 89,155.65 = 18,904.70 : x
  2. Step 2: Convert to fraction form
    59,434.40/89,155.65 = 18,904.70/x
  3. Step 3: Cross multiply
    59,434.40x = 89,155.65 × 18,904.70
  4. Step 4: Simplify right side
    59,434.40x = 1,685,460,816.56
  5. Step 5: Solve for x
    x = 1,685,460,816.56/59,434.40
  6. Step 6: Final answer
    x = 28,358.34

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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.