Home / 105,011.84-157,549.05-48,885.12

Finding the Fourth Proportional to 105,011.84, 157,549.05 and 48,885.12

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Solution

The fourth proportional to 105,011.84, 157,549.05 and 48,885.12 is: 73,342.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,011.84 : 157,549.05 = 48,885.12 : x
  2. Step 2: Convert to fraction form
    105,011.84/157,549.05 = 48,885.12/x
  3. Step 3: Cross multiply
    105,011.84x = 157,549.05 × 48,885.12
  4. Step 4: Simplify right side
    105,011.84x = 7,701,804,215.14
  5. Step 5: Solve for x
    x = 7,701,804,215.14/105,011.84
  6. Step 6: Final answer
    x = 73,342.24

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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.