Home / 153,470.16-230,225.40-53,632.08

Finding the Fourth Proportional to 153,470.16, 230,225.40 and 53,632.08

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Solution

The fourth proportional to 153,470.16, 230,225.40 and 53,632.08 is: 80,455.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,470.16 : 230,225.40 = 53,632.08 : x
  2. Step 2: Convert to fraction form
    153,470.16/230,225.40 = 53,632.08/x
  3. Step 3: Cross multiply
    153,470.16x = 230,225.40 × 53,632.08
  4. Step 4: Simplify right side
    153,470.16x = 12,347,467,070.83
  5. Step 5: Solve for x
    x = 12,347,467,070.83/153,470.16
  6. Step 6: Final answer
    x = 80,455.17

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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.