Home / 83,205.03-114,752.21-70,347.00

Finding the Fourth Proportional to 83,205.03, 114,752.21 and 70,347.00

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Solution

The fourth proportional to 83,205.03, 114,752.21 and 70,347.00 is: 97,019.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,205.03 : 114,752.21 = 70,347.00 : x
  2. Step 2: Convert to fraction form
    83,205.03/114,752.21 = 70,347.00/x
  3. Step 3: Cross multiply
    83,205.03x = 114,752.21 × 70,347.00
  4. Step 4: Simplify right side
    83,205.03x = 8,072,473,795.46
  5. Step 5: Solve for x
    x = 8,072,473,795.46/83,205.03
  6. Step 6: Final answer
    x = 97,019.06

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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.