Home / 97,341.88-145,567.98-70,777.12

Finding the Fourth Proportional to 97,341.88, 145,567.98 and 70,777.12

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Solution

The fourth proportional to 97,341.88, 145,567.98 and 70,777.12 is: 105,842.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,341.88 : 145,567.98 = 70,777.12 : x
  2. Step 2: Convert to fraction form
    97,341.88/145,567.98 = 70,777.12/x
  3. Step 3: Cross multiply
    97,341.88x = 145,567.98 × 70,777.12
  4. Step 4: Simplify right side
    97,341.88x = 10,302,882,388.62
  5. Step 5: Solve for x
    x = 10,302,882,388.62/97,341.88
  6. Step 6: Final answer
    x = 105,842.24

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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.