Home / 114,688.19-172,088.64-51,552.92

Finding the Fourth Proportional to 114,688.19, 172,088.64 and 51,552.92

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Solution

The fourth proportional to 114,688.19, 172,088.64 and 51,552.92 is: 77,354.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,688.19 : 172,088.64 = 51,552.92 : x
  2. Step 2: Convert to fraction form
    114,688.19/172,088.64 = 51,552.92/x
  3. Step 3: Cross multiply
    114,688.19x = 172,088.64 × 51,552.92
  4. Step 4: Simplify right side
    114,688.19x = 8,871,671,030.39
  5. Step 5: Solve for x
    x = 8,871,671,030.39/114,688.19
  6. Step 6: Final answer
    x = 77,354.71

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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.