Home / 186,619.61-257,527.40-104,945.53

Finding the Fourth Proportional to 186,619.61, 257,527.40 and 104,945.53

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Solution

The fourth proportional to 186,619.61, 257,527.40 and 104,945.53 is: 144,820.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,619.61 : 257,527.40 = 104,945.53 : x
  2. Step 2: Convert to fraction form
    186,619.61/257,527.40 = 104,945.53/x
  3. Step 3: Cross multiply
    186,619.61x = 257,527.40 × 104,945.53
  4. Step 4: Simplify right side
    186,619.61x = 27,026,349,482.52
  5. Step 5: Solve for x
    x = 27,026,349,482.52/186,619.61
  6. Step 6: Final answer
    x = 144,820.52

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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.