Home / 99,547.69-148,970.70-62,125.36

Finding the Fourth Proportional to 99,547.69, 148,970.70 and 62,125.36

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Solution

The fourth proportional to 99,547.69, 148,970.70 and 62,125.36 is: 92,969.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,547.69 : 148,970.70 = 62,125.36 : x
  2. Step 2: Convert to fraction form
    99,547.69/148,970.70 = 62,125.36/x
  3. Step 3: Cross multiply
    99,547.69x = 148,970.70 × 62,125.36
  4. Step 4: Simplify right side
    99,547.69x = 9,254,858,366.95
  5. Step 5: Solve for x
    x = 9,254,858,366.95/99,547.69
  6. Step 6: Final answer
    x = 92,969.09

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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.