Home / 114,430.23-157,913.43-63,441.65

Finding the Fourth Proportional to 114,430.23, 157,913.43 and 63,441.65

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Solution

The fourth proportional to 114,430.23, 157,913.43 and 63,441.65 is: 87,549.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,430.23 : 157,913.43 = 63,441.65 : x
  2. Step 2: Convert to fraction form
    114,430.23/157,913.43 = 63,441.65/x
  3. Step 3: Cross multiply
    114,430.23x = 157,913.43 × 63,441.65
  4. Step 4: Simplify right side
    114,430.23x = 10,018,288,381.11
  5. Step 5: Solve for x
    x = 10,018,288,381.11/114,430.23
  6. Step 6: Final answer
    x = 87,549.32

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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.