Home / 153,430.96-230,159.52-46,838.86

Finding the Fourth Proportional to 153,430.96, 230,159.52 and 46,838.86

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Solution

The fourth proportional to 153,430.96, 230,159.52 and 46,838.86 is: 70,262.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,430.96 : 230,159.52 = 46,838.86 : x
  2. Step 2: Convert to fraction form
    153,430.96/230,159.52 = 46,838.86/x
  3. Step 3: Cross multiply
    153,430.96x = 230,159.52 × 46,838.86
  4. Step 4: Simplify right side
    153,430.96x = 10,780,409,534.95
  5. Step 5: Solve for x
    x = 10,780,409,534.95/153,430.96
  6. Step 6: Final answer
    x = 70,262.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.