Home / 70,445.83-97,214.80-38,616.07

Finding the Fourth Proportional to 70,445.83, 97,214.80 and 38,616.07

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Solution

The fourth proportional to 70,445.83, 97,214.80 and 38,616.07 is: 53,289.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,445.83 : 97,214.80 = 38,616.07 : x
  2. Step 2: Convert to fraction form
    70,445.83/97,214.80 = 38,616.07/x
  3. Step 3: Cross multiply
    70,445.83x = 97,214.80 × 38,616.07
  4. Step 4: Simplify right side
    70,445.83x = 3,754,053,521.84
  5. Step 5: Solve for x
    x = 3,754,053,521.84/70,445.83
  6. Step 6: Final answer
    x = 53,289.93

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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.