Home / 70,678.15-97,536.60-38,412.77

Finding the Fourth Proportional to 70,678.15, 97,536.60 and 38,412.77

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Solution

The fourth proportional to 70,678.15, 97,536.60 and 38,412.77 is: 53,010.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,678.15 : 97,536.60 = 38,412.77 : x
  2. Step 2: Convert to fraction form
    70,678.15/97,536.60 = 38,412.77/x
  3. Step 3: Cross multiply
    70,678.15x = 97,536.60 × 38,412.77
  4. Step 4: Simplify right side
    70,678.15x = 3,746,651,226.22
  5. Step 5: Solve for x
    x = 3,746,651,226.22/70,678.15
  6. Step 6: Final answer
    x = 53,010.04

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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.