Home / 186,326.04-257,122.98-101,440.92

Finding the Fourth Proportional to 186,326.04, 257,122.98 and 101,440.92

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Solution

The fourth proportional to 186,326.04, 257,122.98 and 101,440.92 is: 139,984.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,326.04 : 257,122.98 = 101,440.92 : x
  2. Step 2: Convert to fraction form
    186,326.04/257,122.98 = 101,440.92/x
  3. Step 3: Cross multiply
    186,326.04x = 257,122.98 × 101,440.92
  4. Step 4: Simplify right side
    186,326.04x = 26,082,791,644.34
  5. Step 5: Solve for x
    x = 26,082,791,644.34/186,326.04
  6. Step 6: Final answer
    x = 139,984.68

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1.5x scale

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.