Home / 186,235.19-257,005.47-101,352.25

Finding the Fourth Proportional to 186,235.19, 257,005.47 and 101,352.25

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Solution

The fourth proportional to 186,235.19, 257,005.47 and 101,352.25 is: 139,866.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,235.19 : 257,005.47 = 101,352.25 : x
  2. Step 2: Convert to fraction form
    186,235.19/257,005.47 = 101,352.25/x
  3. Step 3: Cross multiply
    186,235.19x = 257,005.47 × 101,352.25
  4. Step 4: Simplify right side
    186,235.19x = 26,048,082,646.81
  5. Step 5: Solve for x
    x = 26,048,082,646.81/186,235.19
  6. Step 6: Final answer
    x = 139,866.60

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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.