Home / 144,258.38-216,412.47-64,324.74

Finding the Fourth Proportional to 144,258.38, 216,412.47 and 64,324.74

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Solution

The fourth proportional to 144,258.38, 216,412.47 and 64,324.74 is: 96,498.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,258.38 : 216,412.47 = 64,324.74 : x
  2. Step 2: Convert to fraction form
    144,258.38/216,412.47 = 64,324.74/x
  3. Step 3: Cross multiply
    144,258.38x = 216,412.47 × 64,324.74
  4. Step 4: Simplify right side
    144,258.38x = 13,920,675,865.51
  5. Step 5: Solve for x
    x = 13,920,675,865.51/144,258.38
  6. Step 6: Final answer
    x = 96,498.21

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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.