Home / 186,341.10-257,148.15-101,458.17

Finding the Fourth Proportional to 186,341.10, 257,148.15 and 101,458.17

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Solution

The fourth proportional to 186,341.10, 257,148.15 and 101,458.17 is: 140,010.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,341.10 : 257,148.15 = 101,458.17 : x
  2. Step 2: Convert to fraction form
    186,341.10/257,148.15 = 101,458.17/x
  3. Step 3: Cross multiply
    186,341.10x = 257,148.15 × 101,458.17
  4. Step 4: Simplify right side
    186,341.10x = 26,089,779,432.14
  5. Step 5: Solve for x
    x = 26,089,779,432.14/186,341.10
  6. Step 6: Final answer
    x = 140,010.87

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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.