Home / 104,801.08-144,582.76-64,502.68

Finding the Fourth Proportional to 104,801.08, 144,582.76 and 64,502.68

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Solution

The fourth proportional to 104,801.08, 144,582.76 and 64,502.68 is: 88,987.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,801.08 : 144,582.76 = 64,502.68 : x
  2. Step 2: Convert to fraction form
    104,801.08/144,582.76 = 64,502.68/x
  3. Step 3: Cross multiply
    104,801.08x = 144,582.76 × 64,502.68
  4. Step 4: Simplify right side
    104,801.08x = 9,325,975,501.80
  5. Step 5: Solve for x
    x = 9,325,975,501.80/104,801.08
  6. Step 6: Final answer
    x = 88,987.40

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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.