Home / 186,315.96-279,124.02-144,558.84

Finding the Fourth Proportional to 186,315.96, 279,124.02 and 144,558.84

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Solution

The fourth proportional to 186,315.96, 279,124.02 and 144,558.84 is: 216,566.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,315.96 : 279,124.02 = 144,558.84 : x
  2. Step 2: Convert to fraction form
    186,315.96/279,124.02 = 144,558.84/x
  3. Step 3: Cross multiply
    186,315.96x = 279,124.02 × 144,558.84
  4. Step 4: Simplify right side
    186,315.96x = 40,349,844,547.34
  5. Step 5: Solve for x
    x = 40,349,844,547.34/186,315.96
  6. Step 6: Final answer
    x = 216,566.76

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1.5x scale

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.