Home / 124,316.86-171,557.49-70,601.87

Finding the Fourth Proportional to 124,316.86, 171,557.49 and 70,601.87

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Solution

The fourth proportional to 124,316.86, 171,557.49 and 70,601.87 is: 97,430.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,316.86 : 171,557.49 = 70,601.87 : x
  2. Step 2: Convert to fraction form
    124,316.86/171,557.49 = 70,601.87/x
  3. Step 3: Cross multiply
    124,316.86x = 171,557.49 × 70,601.87
  4. Step 4: Simplify right side
    124,316.86x = 12,112,279,606.51
  5. Step 5: Solve for x
    x = 12,112,279,606.51/124,316.86
  6. Step 6: Final answer
    x = 97,430.71

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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.