Home / 124,918.92-172,404.81-70,482.29

Finding the Fourth Proportional to 124,918.92, 172,404.81 and 70,482.29

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Solution

The fourth proportional to 124,918.92, 172,404.81 and 70,482.29 is: 97,274.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,918.92 : 172,404.81 = 70,482.29 : x
  2. Step 2: Convert to fraction form
    124,918.92/172,404.81 = 70,482.29/x
  3. Step 3: Cross multiply
    124,918.92x = 172,404.81 × 70,482.29
  4. Step 4: Simplify right side
    124,918.92x = 12,151,484,953.79
  5. Step 5: Solve for x
    x = 12,151,484,953.79/124,918.92
  6. Step 6: Final answer
    x = 97,274.98

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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.