Home / 53,707.88-74,117.08-29,510.81

Finding the Fourth Proportional to 53,707.88, 74,117.08 and 29,510.81

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Solution

The fourth proportional to 53,707.88, 74,117.08 and 29,510.81 is: 40,725.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,707.88 : 74,117.08 = 29,510.81 : x
  2. Step 2: Convert to fraction form
    53,707.88/74,117.08 = 29,510.81/x
  3. Step 3: Cross multiply
    53,707.88x = 74,117.08 × 29,510.81
  4. Step 4: Simplify right side
    53,707.88x = 2,187,254,621.27
  5. Step 5: Solve for x
    x = 2,187,254,621.27/53,707.88
  6. Step 6: Final answer
    x = 40,725.03

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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.