Home / 186,565.67-257,502.21-118,569.41

Finding the Fourth Proportional to 186,565.67, 257,502.21 and 118,569.41

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Solution

The fourth proportional to 186,565.67, 257,502.21 and 118,569.41 is: 163,652.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,565.67 : 257,502.21 = 118,569.41 : x
  2. Step 2: Convert to fraction form
    186,565.67/257,502.21 = 118,569.41/x
  3. Step 3: Cross multiply
    186,565.67x = 257,502.21 × 118,569.41
  4. Step 4: Simplify right side
    186,565.67x = 30,531,885,113.40
  5. Step 5: Solve for x
    x = 30,531,885,113.40/186,565.67
  6. Step 6: Final answer
    x = 163,652.21

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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.