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Finding the Fourth Proportional to 124,595.69, 171,936.07 and 70,875.68

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Solution

The fourth proportional to 124,595.69, 171,936.07 and 70,875.68 is: 97,805.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,595.69 : 171,936.07 = 70,875.68 : x
  2. Step 2: Convert to fraction form
    124,595.69/171,936.07 = 70,875.68/x
  3. Step 3: Cross multiply
    124,595.69x = 171,936.07 × 70,875.68
  4. Step 4: Simplify right side
    124,595.69x = 12,186,084,840.91
  5. Step 5: Solve for x
    x = 12,186,084,840.91/124,595.69
  6. Step 6: Final answer
    x = 97,805.03

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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.