Home / 186,685.48-257,626.02-101,800.36

Finding the Fourth Proportional to 186,685.48, 257,626.02 and 101,800.36

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Solution

The fourth proportional to 186,685.48, 257,626.02 and 101,800.36 is: 140,484.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,685.48 : 257,626.02 = 101,800.36 : x
  2. Step 2: Convert to fraction form
    186,685.48/257,626.02 = 101,800.36/x
  3. Step 3: Cross multiply
    186,685.48x = 257,626.02 × 101,800.36
  4. Step 4: Simplify right side
    186,685.48x = 26,226,421,581.37
  5. Step 5: Solve for x
    x = 26,226,421,581.37/186,685.48
  6. Step 6: Final answer
    x = 140,484.53

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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.