Home / 157,677.47-236,547.37-57,838.59

Finding the Fourth Proportional to 157,677.47, 236,547.37 and 57,838.59

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Solution

The fourth proportional to 157,677.47, 236,547.37 and 57,838.59 is: 86,769.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,677.47 : 236,547.37 = 57,838.59 : x
  2. Step 2: Convert to fraction form
    157,677.47/236,547.37 = 57,838.59/x
  3. Step 3: Cross multiply
    157,677.47x = 236,547.37 × 57,838.59
  4. Step 4: Simplify right side
    157,677.47x = 13,681,566,349.01
  5. Step 5: Solve for x
    x = 13,681,566,349.01/157,677.47
  6. Step 6: Final answer
    x = 86,769.32

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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.