Home / 186,181.02-256,929.80-101,298.69

Finding the Fourth Proportional to 186,181.02, 256,929.80 and 101,298.69

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Solution

The fourth proportional to 186,181.02, 256,929.80 and 101,298.69 is: 139,792.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,181.02 : 256,929.80 = 101,298.69 : x
  2. Step 2: Convert to fraction form
    186,181.02/256,929.80 = 101,298.69/x
  3. Step 3: Cross multiply
    186,181.02x = 256,929.80 × 101,298.69
  4. Step 4: Simplify right side
    186,181.02x = 26,026,652,356.50
  5. Step 5: Solve for x
    x = 26,026,652,356.50/186,181.02
  6. Step 6: Final answer
    x = 139,792.19

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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.