Home / 91,501.77-126,158.58-70,018.14

Finding the Fourth Proportional to 91,501.77, 126,158.58 and 70,018.14

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Solution

The fourth proportional to 91,501.77, 126,158.58 and 70,018.14 is: 96,537.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,501.77 : 126,158.58 = 70,018.14 : x
  2. Step 2: Convert to fraction form
    91,501.77/126,158.58 = 70,018.14/x
  3. Step 3: Cross multiply
    91,501.77x = 126,158.58 × 70,018.14
  4. Step 4: Simplify right side
    91,501.77x = 8,833,389,116.64
  5. Step 5: Solve for x
    x = 8,833,389,116.64/91,501.77
  6. Step 6: Final answer
    x = 96,537.90

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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.